diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 4e1c0996e..357858461 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -3,9 +3,9 @@
   <ProductDependencies>
   </ProductDependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="6.0.0-beta.21271.3">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="6.0.0-beta.21275.5">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>50f5645789f9119c906755cb1d2549acdeb0d0b7</Sha>
+      <Sha>579b548c545da1a9747bc5df599f38fe86d66251</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>
diff --git a/eng/common/sdk-task.ps1 b/eng/common/sdk-task.ps1
index f55c43c6f..65f1d75f3 100644
--- a/eng/common/sdk-task.ps1
+++ b/eng/common/sdk-task.ps1
@@ -53,7 +53,7 @@ try {
   }
 
   if ($task -eq "") {
-    Write-PipelineTelemetryError -Category 'Build' -Message "Missing required parameter '-task <value>'" -ForegroundColor Red
+    Write-PipelineTelemetryError -Category 'Build' -Message "Missing required parameter '-task <value>'"
     Print-Usage
     ExitWithExitCode 1
   }
@@ -78,7 +78,7 @@ try {
 
   $taskProject = GetSdkTaskProject $task
   if (!(Test-Path $taskProject)) {
-    Write-PipelineTelemetryError -Category 'Build' -Message "Unknown task: $task" -ForegroundColor Red
+    Write-PipelineTelemetryError -Category 'Build' -Message "Unknown task: $task"
     ExitWithExitCode 1
   }
 
diff --git a/eng/common/templates/job/source-build.yml b/eng/common/templates/job/source-build.yml
index aad414649..5023d36dc 100644
--- a/eng/common/templates/job/source-build.yml
+++ b/eng/common/templates/job/source-build.yml
@@ -15,6 +15,9 @@ parameters:
   # nonPortable: false
   #   Enables non-portable mode. This means a more specific RID (e.g. fedora.32-x64 rather than
   #   linux-x64), and compiling against distro-provided packages rather than portable ones.
+  # skipPublishValidation: false
+  #   Disables publishing validation.  By default, a check is performed to ensure no packages are
+  #   published by source-build.
   # container: ''
   #   A container to use. Runs in docker.
   # pool: {}
diff --git a/eng/common/templates/post-build/channels/generic-internal-channel.yml b/eng/common/templates/post-build/channels/generic-internal-channel.yml
index 58fa9a35b..8990dfc8c 100644
--- a/eng/common/templates/post-build/channels/generic-internal-channel.yml
+++ b/eng/common/templates/post-build/channels/generic-internal-channel.yml
@@ -40,6 +40,9 @@ stages:
     pool:
       vmImage: 'windows-2019'
     steps:
+      - script: echo "##vso[task.logissue type=warning]Going forward, v2 Arcade publishing is no longer supported. Please read https://github.com/dotnet/arcade/blob/main/Documentation/CorePackages/Publishing.md for details, then contact dnceng if you have further questions."
+        displayName: Warn about v2 Arcade Publishing Usage
+
       # This is necessary whenever we want to publish/restore to an AzDO private feed
       - task: NuGetAuthenticate@0
         displayName: 'Authenticate to AzDO Feeds'
@@ -110,6 +113,9 @@ stages:
     pool:
       vmImage: 'windows-2019'
     steps:
+      - script: echo "##vso[task.logissue type=warning]Going forward, v2 Arcade publishing is no longer supported. Please read https://github.com/dotnet/arcade/blob/main/Documentation/CorePackages/Publishing.md for details, then contact dnceng if you have further questions."
+        displayName: Warn about v2 Arcade Publishing Usage
+
       - task: DownloadBuildArtifacts@0
         displayName: Download Build Assets
         continueOnError: true
diff --git a/eng/common/templates/post-build/channels/generic-public-channel.yml b/eng/common/templates/post-build/channels/generic-public-channel.yml
index b50c0b3bd..3220c6a4f 100644
--- a/eng/common/templates/post-build/channels/generic-public-channel.yml
+++ b/eng/common/templates/post-build/channels/generic-public-channel.yml
@@ -42,6 +42,9 @@ stages:
     pool:
       vmImage: 'windows-2019'
     steps:
+      - script: echo "##vso[task.logissue type=warning]Going forward, v2 Arcade publishing is no longer supported. Please read https://github.com/dotnet/arcade/blob/main/Documentation/CorePackages/Publishing.md for details, then contact dnceng if you have further questions."
+        displayName: Warn about v2 Arcade Publishing Usage
+
       - task: DownloadBuildArtifacts@0
         displayName: Download Build Assets
         continueOnError: true
@@ -109,6 +112,9 @@ stages:
     pool:
       vmImage: 'windows-2019'
     steps:
+      - script: echo "##vso[task.logissue type=warning]Going forward, v2 Arcade publishing is no longer supported. Please read https://github.com/dotnet/arcade/blob/main/Documentation/CorePackages/Publishing.md for details, then contact dnceng if you have further questions."
+        displayName: Warn about v2 Arcade Publishing Usage
+
       - task: DownloadBuildArtifacts@0
         displayName: Download Build Assets
         continueOnError: true
diff --git a/eng/common/templates/steps/source-build.yml b/eng/common/templates/steps/source-build.yml
index 65ee5992b..e20637ed6 100644
--- a/eng/common/templates/steps/source-build.yml
+++ b/eng/common/templates/steps/source-build.yml
@@ -34,9 +34,14 @@ steps:
       targetRidArgs='/p:TargetRid=${{ parameters.platform.targetRID }}'
     fi
 
+    publishArgs=
+    if [ '${{ parameters.platform.skipPublishValidation }}' != 'true' ]; then
+      publishArgs='--publish'
+    fi
+
     ${{ coalesce(parameters.platform.buildScript, './build.sh') }} --ci \
       --configuration $buildConfig \
-      --restore --build --pack --publish -bl \
+      --restore --build --pack $publishArgs -bl \
       $officialBuildArgs \
       $targetRidArgs \
       /p:SourceBuildNonPortable=${{ parameters.platform.nonPortable }} \
diff --git a/global.json b/global.json
index a88eed1b0..ca6a82d12 100644
--- a/global.json
+++ b/global.json
@@ -17,6 +17,6 @@
     "xcopy-msbuild": "16.8.0-preview2.1"
   },
   "msbuild-sdks": {
-    "Microsoft.DotNet.Arcade.Sdk": "6.0.0-beta.21271.3"
+    "Microsoft.DotNet.Arcade.Sdk": "6.0.0-beta.21275.5"
   }
 }