diff --git a/.github/workflows/build-ci-container-windows.yml b/.github/workflows/build-ci-container-windows.yml
index bba34066a97c..67121d3b3f03 100644
--- a/.github/workflows/build-ci-container-windows.yml
+++ b/.github/workflows/build-ci-container-windows.yml
@@ -27,7 +27,7 @@ jobs:
       container-filename: ${{ steps.vars.outputs.container-filename }}
     steps:
       - name: Checkout LLVM
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           sparse-checkout: .github/workflows/containers/github-action-ci-windows
       - name: Write Variables
@@ -46,7 +46,7 @@ jobs:
         run: |
           docker save  ${{ steps.vars.outputs.container-name-tag }} >  ${{ steps.vars.outputs.container-filename }}
       - name: Upload container image
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5.0.0
         with:
           name: container
           path: ${{ steps.vars.outputs.container-filename }}
@@ -63,7 +63,7 @@ jobs:
       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     steps:
       - name: Download container
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v6
         with:
           name: container
       - name: Push Container
diff --git a/.github/workflows/build-ci-container.yml b/.github/workflows/build-ci-container.yml
index 8a81d4718646..3cd0a04d38c3 100644
--- a/.github/workflows/build-ci-container.yml
+++ b/.github/workflows/build-ci-container.yml
@@ -30,7 +30,7 @@ jobs:
       container-agent-filename: ${{ steps.vars.outputs.container-agent-filename }}
     steps:
       - name: Checkout LLVM
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           sparse-checkout: .github/workflows/containers/github-action-ci/
       - name: Write Variables
@@ -59,7 +59,7 @@ jobs:
           podman save ${{ steps.vars.outputs.container-name-agent-tag }} > ${{ steps.vars.outputs.container-agent-filename }}
 
       - name: Upload container image
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5.0.0
         with:
           name: container
           path: "*.tar"
@@ -83,7 +83,7 @@ jobs:
       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     steps:
       - name: Download container
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v6
         with:
           name: container
 
diff --git a/.github/workflows/build-metrics-container.yml b/.github/workflows/build-metrics-container.yml
index 751ab679411d..2ba71306a56f 100644
--- a/.github/workflows/build-metrics-container.yml
+++ b/.github/workflows/build-metrics-container.yml
@@ -27,7 +27,7 @@ jobs:
       container-filename: ${{ steps.vars.outputs.container-filename }}
     steps:
       - name: Checkout LLVM
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           sparse-checkout: .ci/metrics/
       - name: Write Variables
@@ -49,7 +49,7 @@ jobs:
         run: |
           podman save  ${{ steps.vars.outputs.container-name-tag }} >  ${{ steps.vars.outputs.container-filename }}
       - name: Upload Container Image
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5.0.0
         with:
           name: container
           path: ${{ steps.vars.outputs.container-filename }}
@@ -66,7 +66,7 @@ jobs:
       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     steps:
       - name: Download Container
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v6
         with:
           name: container
       - name: Push Container
diff --git a/.github/workflows/ci-post-commit-analyzer.yml b/.github/workflows/ci-post-commit-analyzer.yml
index d614dd07b3a4..c0ca1c71a449 100644
--- a/.github/workflows/ci-post-commit-analyzer.yml
+++ b/.github/workflows/ci-post-commit-analyzer.yml
@@ -41,7 +41,7 @@ jobs:
       LLVM_VERSION: 18
     steps:
       - name: Checkout Source
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
 
       - name: Setup ccache
         uses: hendrikmuhs/ccache-action@v1
@@ -87,7 +87,7 @@ jobs:
           scan-build --generate-index-only build/analyzer-results
 
       - name: Upload Results
-        uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 #v4.3.0
+        uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 #v5.0.0
         if: always()
         with:
           name: analyzer-results
diff --git a/.github/workflows/commit-access-review.yml b/.github/workflows/commit-access-review.yml
index f9195a1863de..6a70e5187d41 100644
--- a/.github/workflows/commit-access-review.yml
+++ b/.github/workflows/commit-access-review.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Fetch LLVM sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
       
       - name: Install dependencies
         run: |
@@ -28,7 +28,7 @@ jobs:
           python3 .github/workflows/commit-access-review.py $GITHUB_TOKEN
 
       - name: Upload Triage List
-        uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 #v4.3.0
+        uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 #v5.0.0
         with:
           name: triagers
           path: triagers.log
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index b4fa27203236..f5e794a9b2af 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -60,12 +60,12 @@ jobs:
       # a local checkout beforehand.
       - name: Fetch LLVM sources (Push)
         if: ${{ github.event_name == 'push' }}
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           fetch-depth: 1
       - name: Get subprojects that have doc changes
         id: docs-changed-subprojects
-        uses: tj-actions/changed-files@v39
+        uses: tj-actions/changed-files@v47
         with:
           files_yaml: |
             llvm:
@@ -98,11 +98,11 @@ jobs:
               - '.github/workflows/docs.yml'
       - name: Fetch LLVM sources (PR)
         if: ${{ github.event_name == 'pull_request' }}
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           fetch-depth: 1
       - name: Setup Python env
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
           cache: 'pip'
@@ -216,7 +216,7 @@ jobs:
           mkdir built-docs/flang
           cp -r flang-build/docs/* built-docs/flang/
       - name: Upload docs
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5.0.0
         with:
           name: docs-output
           path: built-docs/
diff --git a/.github/workflows/email-check.yaml b/.github/workflows/email-check.yaml
index 8f32d020975f..56abe82a06dd 100644
--- a/.github/workflows/email-check.yaml
+++ b/.github/workflows/email-check.yaml
@@ -14,7 +14,7 @@ jobs:
     if: github.repository == 'llvm/llvm-project'
     steps:
       - name: Fetch LLVM sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           ref: ${{ github.event.pull_request.head.sha }}
 
@@ -38,7 +38,7 @@ jobs:
           [{"body" : "$COMMENT"}]
           EOF
 
-      - uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 #v4.3.0
+      - uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 #v5.0.0
         if: always()
         with:
           name: workflow-args
diff --git a/.github/workflows/hlsl-test-all.yaml b/.github/workflows/hlsl-test-all.yaml
index 93a1c6d2662d..b03c4a798a7a 100644
--- a/.github/workflows/hlsl-test-all.yaml
+++ b/.github/workflows/hlsl-test-all.yaml
@@ -29,25 +29,25 @@ jobs:
     runs-on: ${{ inputs.SKU }}
     steps:
       - name: Checkout DXC
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
         with:
           repository: Microsoft/DirectXShaderCompiler
           ref: main
           path: DXC
           submodules: true
       - name: Checkout LLVM
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
         with:
           ref: ${{ inputs.LLVM-branch }}
           path: llvm-project
       - name: Checkout OffloadTest
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
         with:
           repository: llvm-beanz/offload-test-suite
           ref: main
           path: OffloadTest
       - name: Checkout Golden Images
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
         with:
           repository: llvm-beanz/offload-golden-images
           ref: main
@@ -80,7 +80,7 @@ jobs:
             ninja check-hlsl-unit
             ninja ${{ inputs.TestTarget }}
       - name: Publish Test Results
-        uses: EnricoMi/publish-unit-test-result-action/macos@170bf24d20d201b842d7a52403b73ed297e6645b # v2
+        uses: EnricoMi/publish-unit-test-result-action/macos@34d7c956a59aed1bfebf31df77b8de55db9bbaaf # v2
         if: always() && runner.os == 'macOS'
         with:
           comment_mode: off
diff --git a/.github/workflows/issue-release-workflow.yml b/.github/workflows/issue-release-workflow.yml
index 5027d4f3ea6f..440f952afd52 100644
--- a/.github/workflows/issue-release-workflow.yml
+++ b/.github/workflows/issue-release-workflow.yml
@@ -42,7 +42,7 @@ jobs:
       contains(github.event.action == 'opened' && github.event.issue.body || github.event.comment.body, '/cherry-pick')
     steps:
       - name: Fetch LLVM sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           repository: llvm/llvm-project
           # GitHub stores the token used for checkout and uses it for pushes
diff --git a/.github/workflows/issue-subscriber.yml b/.github/workflows/issue-subscriber.yml
index ef4fdf441819..c9dd46572d09 100644
--- a/.github/workflows/issue-subscriber.yml
+++ b/.github/workflows/issue-subscriber.yml
@@ -14,7 +14,7 @@ jobs:
     if: github.repository == 'llvm/llvm-project'
     steps:
       - name: Checkout Automation Script
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           sparse-checkout: llvm/utils/git/
           ref: main
diff --git a/.github/workflows/issue-write.yml b/.github/workflows/issue-write.yml
index 5334157a7fd2..930127ca1dd1 100644
--- a/.github/workflows/issue-write.yml
+++ b/.github/workflows/issue-write.yml
@@ -25,7 +25,7 @@ jobs:
       )
     steps:
       - name: Fetch Sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           sparse-checkout: |
             .github/workflows/unprivileged-download-artifact/action.yml
@@ -39,7 +39,7 @@ jobs:
 
       - name: 'Comment on PR'
         if: steps.download-artifact.outputs.artifact-id != ''
-        uses: actions/github-script@v3
+        uses: actions/github-script@v8
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           script: |
diff --git a/.github/workflows/libc-fullbuild-tests.yml b/.github/workflows/libc-fullbuild-tests.yml
index 2c88da653aae..4cc63713aa85 100644
--- a/.github/workflows/libc-fullbuild-tests.yml
+++ b/.github/workflows/libc-fullbuild-tests.yml
@@ -29,7 +29,7 @@ jobs:
           # - c_compiler: gcc
           #   cpp_compiler: g++
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6.0.0
     
     # Libc's build is relatively small comparing with other components of LLVM.
     # A fresh fullbuild takes about 190MiB of uncompressed disk space, which can
diff --git a/.github/workflows/libc-overlay-tests.yml b/.github/workflows/libc-overlay-tests.yml
index 0a0916084b18..e20a4c8eb403 100644
--- a/.github/workflows/libc-overlay-tests.yml
+++ b/.github/workflows/libc-overlay-tests.yml
@@ -46,7 +46,7 @@ jobs:
               cpp_compiler: clang++
     
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6.0.0
     
     # Libc's build is relatively small comparing with other components of LLVM.
     # A fresh linux overlay takes about 180MiB of uncompressed disk space, which can
diff --git a/.github/workflows/libclang-abi-tests.yml b/.github/workflows/libclang-abi-tests.yml
index 65cffccff776..f7666bc40b07 100644
--- a/.github/workflows/libclang-abi-tests.yml
+++ b/.github/workflows/libclang-abi-tests.yml
@@ -38,7 +38,7 @@ jobs:
       LLVM_VERSION_PATCH: ${{ steps.version.outputs.patch }}
     steps:
       - name: Checkout source
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           fetch-depth: 250
 
@@ -131,7 +131,7 @@ jobs:
             sed -i 's/LLVM_[0-9]\+/LLVM_NOVERSION/' $lib-${{ matrix.ref }}.abi
           done
       - name: Upload ABI file
-        uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # 4.6.0
+        uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # 5.0.0
         with:
           name: ${{ matrix.name }}
           path: '*${{ matrix.ref }}.abi'
@@ -144,12 +144,12 @@ jobs:
       - abi-dump
     steps:
       - name: Download baseline
-        uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16 # 4.1.8
+        uses: actions/download-artifact@f093f21ca4cfa7c75ccbbc2be54da76a0c7e1f05 # 4.1.8
         with:
           name: build-baseline
           path: build-baseline
       - name: Download latest
-        uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16 # 4.1.8
+        uses: actions/download-artifact@f093f21ca4cfa7c75ccbbc2be54da76a0c7e1f05 # 4.1.8
         with:
           name: build-latest
           path: build-latest
@@ -165,7 +165,7 @@ jobs:
           done
       - name: Upload ABI Comparison
         if: always()
-        uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # 4.6.0
+        uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # 5.0.0
         with:
           name: compat-report-${{ github.sha }}
           path: compat_reports/
diff --git a/.github/workflows/libcxx-build-and-test.yaml b/.github/workflows/libcxx-build-and-test.yaml
index 3346c1322a07..9c2f1287dc87 100644
--- a/.github/workflows/libcxx-build-and-test.yaml
+++ b/.github/workflows/libcxx-build-and-test.yaml
@@ -55,13 +55,13 @@ jobs:
             cc: 'gcc-14'
             cxx: 'g++-14'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6.0.0
       - name: ${{ matrix.config }}.${{ matrix.cxx }}
         run: libcxx/utils/ci/run-buildbot ${{ matrix.config }}
         env:
           CC: ${{ matrix.cc }}
           CXX: ${{ matrix.cxx }}
-      - uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 # v4.3.0
+      - uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v5.0.0
         if: always()
         with:
           name: ${{ matrix.config }}-${{ matrix.cxx }}-results
@@ -101,13 +101,13 @@ jobs:
             cc: 'clang-19'
             cxx: 'clang++-19'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6.0.0
       - name: ${{ matrix.config }}
         run: libcxx/utils/ci/run-buildbot ${{ matrix.config }}
         env:
           CC: ${{ matrix.cc }}
           CXX: ${{ matrix.cxx }}
-      - uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 # v4.3.0
+      - uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v5.0.0
         if: always()  # Upload artifacts even if the build or test suite fails
         with:
           name: ${{ matrix.config }}-${{ matrix.cxx }}-results
@@ -165,13 +165,13 @@ jobs:
     runs-on: ${{ matrix.machine }}
     container: ghcr.io/llvm/libcxx-linux-builder:d8a0709b1090350a7fe3604d8ab78c7d62f10698
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6.0.0
       - name: ${{ matrix.config }}
         run: libcxx/utils/ci/run-buildbot ${{ matrix.config }}
         env:
           CC: clang-20
           CXX: clang++-20
-      - uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 # v4.3.0
+      - uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v5.0.0
         if: always()
         with:
           name: ${{ matrix.config }}-results
@@ -203,7 +203,7 @@ jobs:
           os: macos-13
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6.0.0
       - uses: maxim-lobanov/setup-xcode@v1
         with:
           xcode-version: 'latest'
@@ -214,7 +214,7 @@ jobs:
           source .venv/bin/activate
           python -m pip install psutil
           bash libcxx/utils/ci/run-buildbot ${{ matrix.config }}
-      - uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 # v4.3.0
+      - uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v5.0.0
         if: always()  # Upload artifacts even if the build or test suite fails
         with:
           name: macos-${{ matrix.config }}-results
@@ -243,7 +243,7 @@ jobs:
         - { config: mingw-dll-i686, mingw: true }
         - { config: mingw-incomplete-sysroot, mingw: true }
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6.0.0
       - name: Install dependencies
         run: |
           choco install -y ninja
diff --git a/.github/workflows/libcxx-build-containers.yml b/.github/workflows/libcxx-build-containers.yml
index 2d040f712ce5..37fd22658cea 100644
--- a/.github/workflows/libcxx-build-containers.yml
+++ b/.github/workflows/libcxx-build-containers.yml
@@ -33,7 +33,7 @@ jobs:
       packages: write
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6.0.0
 
     - name: Build the Linux builder image
       working-directory: libcxx/utils/ci
diff --git a/.github/workflows/libcxx-check-generated-files.yml b/.github/workflows/libcxx-check-generated-files.yml
index 570055624b2a..fd2285b4658e 100644
--- a/.github/workflows/libcxx-check-generated-files.yml
+++ b/.github/workflows/libcxx-check-generated-files.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Fetch LLVM sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
 
       - name: Install dependencies
         uses: aminya/setup-cpp@v1
diff --git a/.github/workflows/libcxx-restart-preempted-jobs.yaml b/.github/workflows/libcxx-restart-preempted-jobs.yaml
index e7e3772d4de2..f1d45637f2a6 100644
--- a/.github/workflows/libcxx-restart-preempted-jobs.yaml
+++ b/.github/workflows/libcxx-restart-preempted-jobs.yaml
@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: "Restart Job"
-        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea #v7.0.1
+        uses: actions/github-script@ffc2c79a5b2490bd33e0a41c1de74b877714d736 #v3.2.0
         with:
           script: |
             const failure_regex = /Process completed with exit code 1./
@@ -164,7 +164,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: "Restart Job (test)"
-        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea #v7.0.1
+        uses: actions/github-script@ffc2c79a5b2490bd33e0a41c1de74b877714d736 #v3.2.0
         with:
           script: |
             const FAILURE_REGEX = /Process completed with exit code 1./
diff --git a/.github/workflows/llvm-bugs.yml b/.github/workflows/llvm-bugs.yml
index c392078fa452..ac4e3990a6f3 100644
--- a/.github/workflows/llvm-bugs.yml
+++ b/.github/workflows/llvm-bugs.yml
@@ -14,13 +14,13 @@ jobs:
     runs-on: ubuntu-latest
     if: github.repository == 'llvm/llvm-project'
     steps:
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v6
         with:
           node-version: 18
           check-latest: true
       - run: npm install mailgun.js form-data
       - name: Send notification
-        uses: actions/github-script@v6
+        uses: actions/github-script@v8
         env:
           MAILGUN_API_KEY: ${{ secrets.LLVM_BUGS_KEY }}
         with:
diff --git a/.github/workflows/llvm-project-tests.yml b/.github/workflows/llvm-project-tests.yml
index 4ff84c511250..83bd13974b3a 100644
--- a/.github/workflows/llvm-project-tests.yml
+++ b/.github/workflows/llvm-project-tests.yml
@@ -82,7 +82,7 @@ jobs:
       # lldb.  Using this setup-python action to make 3.10 the default
       # python fixes this.
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: ${{ inputs.python_version }}
       - name: Install Ninja
@@ -91,7 +91,7 @@ jobs:
       # actions/checkout deletes any existing files in the new git directory,
       # so this needs to either run before ccache-action or it has to use
       # clean: false.
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6.0.0
         with:
           fetch-depth: 250
       - name: Setup ccache
diff --git a/.github/workflows/llvm-tests.yml b/.github/workflows/llvm-tests.yml
index e2ca2ff44890..a5ed3bd4cd05 100644
--- a/.github/workflows/llvm-tests.yml
+++ b/.github/workflows/llvm-tests.yml
@@ -38,7 +38,7 @@ jobs:
       LLVM_VERSION_PATCH: ${{ steps.version.outputs.patch }}
     steps:
       - name: Checkout source
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           fetch-depth: 250
 
@@ -128,14 +128,14 @@ jobs:
           # Remove symbol versioning from dumps, so we can compare across major versions.
           sed -i 's/LLVM_${{ matrix.llvm_version_major }}/LLVM_NOVERSION/' ${{ matrix.ref }}.abi
       - name: Upload ABI file
-        uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # 4.6.0
+        uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # 5.0.0
         with:
           name: ${{ matrix.name }}
           path: ${{ matrix.ref }}.abi
 
       - name: Upload symbol list file
         if: matrix.name == 'build-baseline'
-        uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # 4.6.0
+        uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # 5.0.0
         with:
           name: symbol-list
           path: llvm.symbols
@@ -148,17 +148,17 @@ jobs:
       - abi-dump
     steps:
       - name: Download baseline
-        uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16 # 4.1.8
+        uses: actions/download-artifact@f093f21ca4cfa7c75ccbbc2be54da76a0c7e1f05 # 4.1.8
         with:
           name: build-baseline
           path: build-baseline
       - name: Download latest
-        uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16 # 4.1.8
+        uses: actions/download-artifact@f093f21ca4cfa7c75ccbbc2be54da76a0c7e1f05 # 4.1.8
         with:
           name: build-latest
           path: build-latest
       - name: Download symbol list
-        uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16 # 4.1.8
+        uses: actions/download-artifact@f093f21ca4cfa7c75ccbbc2be54da76a0c7e1f05 # 4.1.8
         with:
           name: symbol-list
           path: symbol-list
@@ -179,7 +179,7 @@ jobs:
           abi-compliance-checker $EXTRA_ARGS -l libLLVM.so -old build-baseline/*.abi -new build-latest/*.abi || test "${{ needs.abi-dump-setup.outputs.ABI_HEADERS }}" = "llvm-c"
       - name: Upload ABI Comparison
         if: always()
-        uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # 4.6.0
+        uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # 5.0.0
         with:
           name: compat-report-${{ github.sha }}
           path: compat_reports/
diff --git a/.github/workflows/merged-prs.yml b/.github/workflows/merged-prs.yml
index e29afd4097f9..7f9eb6a41a77 100644
--- a/.github/workflows/merged-prs.yml
+++ b/.github/workflows/merged-prs.yml
@@ -21,7 +21,7 @@ jobs:
       (github.event.pull_request.merged == true)
     steps:
       - name: Checkout Automation Script
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           sparse-checkout: llvm/utils/git/
           ref: main
diff --git a/.github/workflows/new-prs.yml b/.github/workflows/new-prs.yml
index 88175d6f8d64..182ed2abf25f 100644
--- a/.github/workflows/new-prs.yml
+++ b/.github/workflows/new-prs.yml
@@ -35,7 +35,7 @@ jobs:
       (github.event.pull_request.author_association != 'OWNER')
     steps:
       - name: Checkout Automation Script
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           sparse-checkout: llvm/utils/git/
           ref: main
@@ -67,7 +67,7 @@ jobs:
       github.event.pull_request.draft == false &&
       github.event.pull_request.commits < 10
     steps:
-      - uses: actions/labeler@v4
+      - uses: actions/labeler@v6
         with:
           configuration-path: .github/new-prs-labeler.yml
           # workaround for https://github.com/actions/labeler/issues/112
diff --git a/.github/workflows/pr-code-format.yml b/.github/workflows/pr-code-format.yml
index 0e6180acf4a4..7b2c825c202a 100644
--- a/.github/workflows/pr-code-format.yml
+++ b/.github/workflows/pr-code-format.yml
@@ -19,7 +19,7 @@ jobs:
     if: github.repository == 'llvm/llvm-project'
     steps:
       - name: Fetch LLVM sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           ref: ${{ github.event.pull_request.head.sha }}
 
@@ -32,7 +32,7 @@ jobs:
 
       - name: Get changed files
         id: changed-files
-        uses: tj-actions/changed-files@v39
+        uses: tj-actions/changed-files@v47
         with:
           separator: ","
           skip_initial_fetch: true
@@ -40,7 +40,7 @@ jobs:
       # We need to pull the script from the main branch, so that we ensure
       # we get the latest version of this script.
       - name: Fetch code formatting utils
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           repository: ${{ github.repository }}
           ref: ${{ github.base_ref }}
@@ -63,7 +63,7 @@ jobs:
           clangformat: 19.1.6
 
       - name: Setup Python env
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
           cache: 'pip'
@@ -93,7 +93,7 @@ jobs:
             --end-rev $END_REV \
             --changed-files "$CHANGED_FILES"
 
-      - uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 #v4.3.0
+      - uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 #v5.0.0
         if: always()
         with:
           name: workflow-args
diff --git a/.github/workflows/pr-request-release-note.yml b/.github/workflows/pr-request-release-note.yml
index 2fa501dda16b..f7784f954b8e 100644
--- a/.github/workflows/pr-request-release-note.yml
+++ b/.github/workflows/pr-request-release-note.yml
@@ -19,7 +19,7 @@ jobs:
       # We need to pull the script from the main branch, so that we ensure
       # we get the latest version of this script.
       - name: Checkout Scripts
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
         with:
           sparse-checkout: |
             llvm/utils/git/requirements.txt
@@ -41,7 +41,7 @@ jobs:
             request-release-note \
             --pr-number ${{ github.event.pull_request.number}}
 
-      - uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 #v4.3.0
+      - uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 #v5.0.0
         if: always()
         with:
           name: workflow-args
diff --git a/.github/workflows/pr-subscriber.yml b/.github/workflows/pr-subscriber.yml
index 272d3e2f9ef8..bc1d965335bd 100644
--- a/.github/workflows/pr-subscriber.yml
+++ b/.github/workflows/pr-subscriber.yml
@@ -14,7 +14,7 @@ jobs:
     if: github.repository == 'llvm/llvm-project'
     steps:
       - name: Checkout Automation Script
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           sparse-checkout: llvm/utils/git/
           ref: main
diff --git a/.github/workflows/premerge.yaml b/.github/workflows/premerge.yaml
index 9b6a1236823d..9537770140e8 100644
--- a/.github/workflows/premerge.yaml
+++ b/.github/workflows/premerge.yaml
@@ -31,7 +31,7 @@ jobs:
     runs-on: llvm-premerge-linux-runners
     steps:
       - name: Checkout LLVM
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           fetch-depth: 2
       - name: Setup ccache
@@ -92,7 +92,7 @@ jobs:
         shell: bash
     steps:
       - name: Checkout LLVM
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           fetch-depth: 2
       - name: Setup ccache
@@ -151,7 +151,7 @@ jobs:
       (github.event_name != 'pull_request' || github.event.action != 'closed')
     steps:
       - name: Checkout LLVM
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           fetch-depth: 2
       - name: Setup ccache
diff --git a/.github/workflows/release-asset-audit.yml b/.github/workflows/release-asset-audit.yml
index 018c5d542f32..0cac443e8db4 100644
--- a/.github/workflows/release-asset-audit.yml
+++ b/.github/workflows/release-asset-audit.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-22.04
     if: github.repository == 'llvm/llvm-project'
     steps:
-      - uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 #v4.1.6
+      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 #v4.3.1
       - name: "Run Audit Script"
         env:
           GITHUB_TOKEN: ${{ github.token }}
@@ -33,7 +33,7 @@ jobs:
         if: >-
           github.event_name != 'pull_request' &&
           failure()
-        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea #v7.0.1
+        uses: actions/github-script@ffc2c79a5b2490bd33e0a41c1de74b877714d736 #v3.2.0
         with:
           github-token: ${{ secrets.ISSUE_SUBSCRIBER_TOKEN }}
           script: |
diff --git a/.github/workflows/release-binaries.yml b/.github/workflows/release-binaries.yml
index 231dd26e54ae..a7b443e95995 100644
--- a/.github/workflows/release-binaries.yml
+++ b/.github/workflows/release-binaries.yml
@@ -66,12 +66,12 @@ jobs:
     steps:
     # It's good practice to use setup-python, but this is also required on macos-14
     # due to https://github.com/actions/runner-images/issues/10385
-    - uses: actions/setup-python@39cd14951b08e74b54015e9e001cdefcf80e669f
+    - uses: actions/setup-python@83679a892e2d95755f2dac6acb0bfd1e9ac5d548
       with:
         python-version: '3.12'
 
     - name: Checkout LLVM
-      uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+      uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
 
     - name: Install Dependencies
       shell: bash
@@ -193,7 +193,7 @@ jobs:
     steps:
 
     - name: Checkout Actions
-      uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+      uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
       with:
         ref: ${{ (github.event_name == 'pull_request' && github.sha) || 'main' }}
         sparse-checkout: |
@@ -214,7 +214,7 @@ jobs:
       run: mv workflows  ../workflows-main
 
     - name: Checkout LLVM
-      uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+      uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
       with:
         ref: ${{ needs.prepare.outputs.ref }}
 
@@ -248,7 +248,7 @@ jobs:
         release_dir=`find ${{ steps.setup-stage.outputs.build-prefix }}/build -iname 'stage2-bins'`
         mv $release_dir/${{ needs.prepare.outputs.release-binary-filename }} .
     
-    - uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 #v4.3.0
+    - uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 #v5.0.0
       with:
         name: ${{ runner.os }}-${{ runner.arch }}-release-binary
         # Due to path differences on Windows when running in bash vs running on node,
@@ -284,7 +284,7 @@ jobs:
 
     steps:
     - name: Checkout Release Scripts
-      uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+      uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
       with:
         sparse-checkout: |
           llvm/utils/release/github-upload-release.py
@@ -292,14 +292,14 @@ jobs:
         sparse-checkout-cone-mode: false
 
     - name: 'Download artifact'
-      uses: actions/download-artifact@6b208ae046db98c579e8a3aa621ab581ff575935 # v4.1.1
+      uses: actions/download-artifact@f093f21ca4cfa7c75ccbbc2be54da76a0c7e1f05 # v4.1.1
       with:
         pattern: '*-release-binary'
         merge-multiple: true
 
     - name: Attest Build Provenance
       id: provenance
-      uses: actions/attest-build-provenance@897ed5eab6ed058a474202017ada7f40bfa52940 # v1.0.0
+      uses: actions/attest-build-provenance@977bb373ede98d70efdf65b84cb5f73e068dcc2a # v3.0.0
       with:
         subject-path: ${{ needs.prepare.outputs.release-binary-filename }}
 
@@ -308,7 +308,7 @@ jobs:
         mv ${{ steps.provenance.outputs.bundle-path }} ${{ needs.prepare.outputs.release-binary-filename }}.jsonl
 
     - name: Upload Build Provenance
-      uses: actions/upload-artifact@65462800fd760344b1a7b4382951275a0abb4808 #v4.3.3
+      uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 #v5.0.0
       with:
         name: ${{ needs.prepare.outputs.release-binary-filename }}-attestation
         path: ${{ needs.prepare.outputs.release-binary-filename }}.jsonl
@@ -336,7 +336,7 @@ jobs:
     runs-on: ${{ needs.prepare.outputs.test-runs-on }}
     steps:
     - name: Checkout Actions
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6.0.0
       with:
         ref: ${{ (github.event_name == 'pull_request' && github.sha) || 'main' }}
         sparse-checkout: |
diff --git a/.github/workflows/release-documentation.yml b/.github/workflows/release-documentation.yml
index 09e21585bfc5..3d1bd3c20ce2 100644
--- a/.github/workflows/release-documentation.yml
+++ b/.github/workflows/release-documentation.yml
@@ -34,10 +34,10 @@ jobs:
       upload: ${{ inputs.upload && !contains(inputs.release-version, 'rc') }}
     steps:
       - name: Checkout LLVM
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
 
       - name: Setup Python env
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           cache: 'pip'
           cache-dependency-path: './llvm/docs/requirements.txt'
@@ -59,14 +59,14 @@ jobs:
           ./llvm/utils/release/build-docs.sh -release "${{ inputs.release-version }}" -no-doxygen
 
       - name: Create Release Notes Artifact
-        uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # 4.6.0
+        uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # 5.0.0
         with:
           name: release-notes
           path: docs-build/html-export/
 
       - name: Clone www-releases
         if: env.upload
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
         with:
           repository: ${{ github.repository_owner }}/www-releases
           ref: main
diff --git a/.github/workflows/release-doxygen.yml b/.github/workflows/release-doxygen.yml
index ea95e5bb12b2..b497f3942fe9 100644
--- a/.github/workflows/release-doxygen.yml
+++ b/.github/workflows/release-doxygen.yml
@@ -40,10 +40,10 @@ jobs:
       upload: ${{ inputs.upload && !contains(inputs.release-version, 'rc') }}
     steps:
       - name: Checkout LLVM
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
 
       - name: Setup Python env
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           cache: 'pip'
           cache-dependency-path: './llvm/docs/requirements.txt'
diff --git a/.github/workflows/release-lit.yml b/.github/workflows/release-lit.yml
index 9d6f3140e688..389ea7bca247 100644
--- a/.github/workflows/release-lit.yml
+++ b/.github/workflows/release-lit.yml
@@ -28,7 +28,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout LLVM
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
         with:
           ref: "llvmorg-${{ inputs.release-version }}"
 
diff --git a/.github/workflows/release-sources.yml b/.github/workflows/release-sources.yml
index a6c86823f99d..ec1f5ba5d186 100644
--- a/.github/workflows/release-sources.yml
+++ b/.github/workflows/release-sources.yml
@@ -71,7 +71,7 @@ jobs:
       attestations: write
     steps:
       - name: Checkout LLVM
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
         with:
           ref: ${{ needs.inputs.outputs.ref }}
           fetch-tags: true
@@ -92,14 +92,14 @@ jobs:
       - name: Attest Build Provenance
         if: github.event_name != 'pull_request'
         id: provenance
-        uses: actions/attest-build-provenance@897ed5eab6ed058a474202017ada7f40bfa52940 # v1.0.0
+        uses: actions/attest-build-provenance@977bb373ede98d70efdf65b84cb5f73e068dcc2a # v3.0.0
         with:
           subject-path: "*.xz"
       - if: github.event_name != 'pull_request'
         run: |
           mv ${{ steps.provenance.outputs.bundle-path }} .
       - name: Create Tarball Artifacts
-        uses: actions/upload-artifact@65462800fd760344b1a7b4382951275a0abb4808 #v4.3.3
+        uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 #v5.0.0
         with:
           path: |
             *.xz
diff --git a/.github/workflows/release-tasks.yml b/.github/workflows/release-tasks.yml
index 52076ea1821b..a78707d0705f 100644
--- a/.github/workflows/release-tasks.yml
+++ b/.github/workflows/release-tasks.yml
@@ -38,7 +38,7 @@ jobs:
           sudo apt-get install python3-github
 
       - name: Checkout LLVM
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
 
       - name: Create Release
         env:
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index ff61cf83a6af..406c739c82de 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -31,12 +31,12 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8 # v3.1.0
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
         with:
           persist-credentials: false
 
       - name: "Run analysis"
-        uses: ossf/scorecard-action@0864cf19026789058feabb7e87baa5f140aac736 # v2.3.1
+        uses: ossf/scorecard-action@4eaacf0543bb3f2c246792bd56e8cdeffafb205a # v2.4.3
         with:
           results_file: results.sarif
           results_format: sarif
@@ -49,7 +49,7 @@ jobs:
       # Upload the results as artifacts (optional). Commenting out will disable uploads of run results in SARIF
       # format to the repository Actions tab.
       - name: "Upload artifact"
-        uses: actions/upload-artifact@3cea5372237819ed00197afe530f5a7ea3e805c8 # v3.1.0
+        uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v5.0.0
         with:
           name: SARIF file
           path: results.sarif
@@ -57,6 +57,6 @@ jobs:
 
       # Upload the results to GitHub's code scanning dashboard.
       - name: "Upload to code-scanning"
-        uses: github/codeql-action/upload-sarif@17573ee1cc1b9d061760f3a006fc4aac4f944fd5 # v2.2.4
+        uses: github/codeql-action/upload-sarif@fdbfb4d2750291e159f0156def62b853c2798ca2 # v4.31.5
         with:
           sarif_file: results.sarif
diff --git a/.github/workflows/snippy-ci.yml b/.github/workflows/snippy-ci.yml
index 580ee00698cb..ea74c3e03201 100644
--- a/.github/workflows/snippy-ci.yml
+++ b/.github/workflows/snippy-ci.yml
@@ -19,7 +19,7 @@ jobs:
       - name: Install required compiler to be sure
         run: sudo apt-get update && sudo apt-get install -y clang-14 ninja-build ccache lld cmake && pip install sphinx myst-parser
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           sparse-checkout: |
             .github
@@ -67,18 +67,18 @@ jobs:
 
           tar --xz -C "$INSTALL_DIR" -cvf "$release_tarball_filename" .
       - name: Upload binary install artifacts
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5.0.0
         with:
           name: ${{ steps.install_release.outputs.release_basename }}
           path: ${{ steps.install_release.outputs.release_tarball_filename }}
           compression-level: 0 # Artifact is already compressed
       - name: Upload html docs artifacts
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5.0.0
         with:
           name: snippy-doc-html
           path: ${{ env.BUILD_DIR }}/tools/llvm-snippy/docs/html
       - name: Upload latex docs artifacts
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5.0.0
         with:
           name: snippy-doc-latex
           path: ${{ env.BUILD_DIR }}/tools/llvm-snippy/docs/latex
diff --git a/.github/workflows/snippy-release.yml b/.github/workflows/snippy-release.yml
index ecab8a8f104c..716f3dd6a06c 100644
--- a/.github/workflows/snippy-release.yml
+++ b/.github/workflows/snippy-release.yml
@@ -28,7 +28,7 @@ jobs:
           # For building .pdf docs from latex
           sudo apt-get install -y texlive-xetex latexmk texlive-latex-extra
       - name: Checkout repository
-        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
         with:
           ref: ${{ inputs.tag }}
       - name: Prepare artifacts
diff --git a/.github/workflows/version-check.yml b/.github/workflows/version-check.yml
index 894e07d323ca..c5c6028e570d 100644
--- a/.github/workflows/version-check.yml
+++ b/.github/workflows/version-check.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Fetch LLVM sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6.0.0
         with:
           fetch-depth: 0