diff --git a/e2e/tests/testdata/d980578d2e9b1869b6b1e22711c68c03f0751974_stable-4.2_amd64-production.json b/e2e/tests/testdata/b87e7c2782837a3538b0aa3dceb9e8133765ec81_stable-4.2_amd64-production.json
similarity index 57%
rename from e2e/tests/testdata/d980578d2e9b1869b6b1e22711c68c03f0751974_stable-4.2_amd64-production.json
rename to e2e/tests/testdata/b87e7c2782837a3538b0aa3dceb9e8133765ec81_stable-4.2_amd64-production.json
index be6247c87..93205f8e4 100644
--- a/e2e/tests/testdata/d980578d2e9b1869b6b1e22711c68c03f0751974_stable-4.2_amd64-production.json
+++ b/e2e/tests/testdata/b87e7c2782837a3538b0aa3dceb9e8133765ec81_stable-4.2_amd64-production.json
@@ -1,5 +1,45 @@
 {
   "nodes": [
+    {
+      "version": "4.1.20",
+      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:a7e97365d16d8d920fedd3684b018b780337e069deb1dd8500e866c0d6110334",
+      "metadata": {
+        "description": "",
+        "io.openshift.upgrades.graph.release.channels": "prerelease-4.1,stable-4.1,candidate-4.2,fast-4.2,stable-4.2",
+        "io.openshift.upgrades.graph.release.manifestref": "sha256:a7e97365d16d8d920fedd3684b018b780337e069deb1dd8500e866c0d6110334",
+        "url": "https://access.redhat.com/errata/RHBA-2019:3004"
+      }
+    },
+    {
+      "version": "4.1.21",
+      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:a68066e534c41010b3750f18d620abede491965d5b0e860f5717b626cde08e5b",
+      "metadata": {
+        "description": "",
+        "io.openshift.upgrades.graph.release.channels": "prerelease-4.1,stable-4.1,candidate-4.2,fast-4.2,stable-4.2",
+        "io.openshift.upgrades.graph.release.manifestref": "sha256:a68066e534c41010b3750f18d620abede491965d5b0e860f5717b626cde08e5b",
+        "url": "https://access.redhat.com/errata/RHBA-2019:3152"
+      }
+    },
+    {
+      "version": "4.1.22",
+      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:31d3c3f2f3d3f9b40d6fde943d71ef823af3b3ceb41ea4fbcd6f428082a28872",
+      "metadata": {
+        "description": "",
+        "io.openshift.upgrades.graph.release.channels": "prerelease-4.1,stable-4.1,candidate-4.2,fast-4.2,stable-4.2",
+        "io.openshift.upgrades.graph.release.manifestref": "sha256:31d3c3f2f3d3f9b40d6fde943d71ef823af3b3ceb41ea4fbcd6f428082a28872",
+        "url": "https://access.redhat.com/errata/RHBA-2019:3294"
+      }
+    },
+    {
+      "version": "4.1.23",
+      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:5dc1a2097ec0ecab4ef322c4e87bce93821c8ac9130a64ea3dc2f2bd8411a69c",
+      "metadata": {
+        "description": "",
+        "io.openshift.upgrades.graph.release.channels": "prerelease-4.1,stable-4.1,candidate-4.2,fast-4.2,stable-4.2",
+        "io.openshift.upgrades.graph.release.manifestref": "sha256:5dc1a2097ec0ecab4ef322c4e87bce93821c8ac9130a64ea3dc2f2bd8411a69c",
+        "url": "https://access.redhat.com/errata/RHBA-2019:3766"
+      }
+    },
     {
       "version": "4.1.24",
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:6f87fb66dfa907db03981e69474ea3069deab66358c18d965f6331bd727ff23f",
@@ -10,6 +50,16 @@
         "url": "https://access.redhat.com/errata/RHBA-2019:3875"
       }
     },
+    {
+      "version": "4.1.25",
+      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:5f824fa3b3c44c6a78a5fc6a77a82edc47cf2b495bb6b2b31e3e0a4d3d77684b",
+      "metadata": {
+        "description": "",
+        "io.openshift.upgrades.graph.release.channels": "prerelease-4.1,stable-4.1,candidate-4.2,fast-4.2,stable-4.2",
+        "io.openshift.upgrades.graph.release.manifestref": "sha256:5f824fa3b3c44c6a78a5fc6a77a82edc47cf2b495bb6b2b31e3e0a4d3d77684b",
+        "url": "https://access.redhat.com/errata/RHBA-2019:3913"
+      }
+    },
     {
       "version": "4.1.26",
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:3bc5f8bb2df578ea17e3d5ff5b9ae899a40fe16402b393abec0357f31eb85e58",
@@ -80,12 +130,32 @@
         "url": "https://access.redhat.com/errata/RHBA-2020:0399"
       }
     },
+    {
+      "version": "4.1.38",
+      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:89dc6820f6dd8b56983dccde5a3ca5aaebebd4a8703d77194eb7cea746129d0b",
+      "metadata": {
+        "description": "",
+        "io.openshift.upgrades.graph.release.channels": "prerelease-4.1,stable-4.1,candidate-4.2,fast-4.2,stable-4.2",
+        "io.openshift.upgrades.graph.release.manifestref": "sha256:89dc6820f6dd8b56983dccde5a3ca5aaebebd4a8703d77194eb7cea746129d0b",
+        "url": "https://access.redhat.com/errata/RHBA-2020:0691"
+      }
+    },
+    {
+      "version": "4.1.41",
+      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:a8f706d139c8e77d884ccedbf67d69eefd67b66dcf69ee1032b507fe3acbf8c8",
+      "metadata": {
+        "description": "",
+        "io.openshift.upgrades.graph.release.channels": "prerelease-4.1,stable-4.1,candidate-4.2,fast-4.2,stable-4.2",
+        "io.openshift.upgrades.graph.release.manifestref": "sha256:a8f706d139c8e77d884ccedbf67d69eefd67b66dcf69ee1032b507fe3acbf8c8",
+        "url": "https://access.redhat.com/errata/RHBA-2020:1446"
+      }
+    },
     {
       "version": "4.2.0",
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:c5337afd85b94c93ec513f21c8545e3f9e36a227f55d41bc1dfb8fcc3f2be129",
       "metadata": {
         "description": "",
-        "io.openshift.upgrades.graph.previous.remove": "4.1.20",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:c5337afd85b94c93ec513f21c8545e3f9e36a227f55d41bc1dfb8fcc3f2be129",
         "url": "https://access.redhat.com/errata/RHBA-2019:2922"
@@ -96,7 +166,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:32f2e138c0c5af6183830a22801f627bedb414591332960b7c8506ba7f6d7bb6",
       "metadata": {
         "description": "",
-        "io.openshift.upgrades.graph.previous.remove": "*",
+        "io.openshift.upgrades.graph.previous.remove_regex": ".*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:32f2e138c0c5af6183830a22801f627bedb414591332960b7c8506ba7f6d7bb6",
         "url": "https://access.redhat.com/errata/RHBA-2019:3151"
@@ -107,6 +177,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:dc782b44cac3d59101904cc5da2b9d8bdb90e55a07814df50ea7a13071b0f5f0",
       "metadata": {
         "description": "",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:dc782b44cac3d59101904cc5da2b9d8bdb90e55a07814df50ea7a13071b0f5f0",
         "url": "https://access.redhat.com/errata/RHBA-2019:3151"
@@ -117,6 +188,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:cebce35c054f1fb066a4dc0a518064945087ac1f3637fe23d2ee2b0c433d6ba8",
       "metadata": {
         "description": "",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:cebce35c054f1fb066a4dc0a518064945087ac1f3637fe23d2ee2b0c433d6ba8",
         "url": "https://access.redhat.com/errata/RHBA-2019:3303"
@@ -127,6 +199,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:bac62983757570b9b8f8bc84c740782984a255c16372b3e30cfc8b52c0a187b9",
       "metadata": {
         "description": "",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:bac62983757570b9b8f8bc84c740782984a255c16372b3e30cfc8b52c0a187b9",
         "url": "https://access.redhat.com/errata/RHBA-2019:3869"
@@ -137,6 +210,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:4bf307b98beba4d42da3316464013eac120c6e5a398646863ef92b0e2c621230",
       "metadata": {
         "description": "",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:4bf307b98beba4d42da3316464013eac120c6e5a398646863ef92b0e2c621230",
         "url": "https://access.redhat.com/errata/RHBA-2019:3919"
@@ -147,6 +221,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:f28cbabd1227352fe704a00df796a4511880174042dece96233036a10ac61639",
       "metadata": {
         "description": "",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:f28cbabd1227352fe704a00df796a4511880174042dece96233036a10ac61639",
         "url": "https://access.redhat.com/errata/RHBA-2019:3953"
@@ -157,6 +232,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:dc2e38fb00085d6b7f722475f8b7b758a0cb3a02ba42d9acf8a8298a6d510d9c",
       "metadata": {
         "description": "",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:dc2e38fb00085d6b7f722475f8b7b758a0cb3a02ba42d9acf8a8298a6d510d9c",
         "url": "https://access.redhat.com/errata/RHBA-2019:4093"
@@ -167,7 +243,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:49ee20ee3102b15a7cf4c019fd8875134fda41ccda1dc27b6e4483ded2aa8a5c",
       "metadata": {
         "description": "",
-        "io.openshift.upgrades.graph.previous.remove": "*",
+        "io.openshift.upgrades.graph.previous.remove_regex": ".*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:49ee20ee3102b15a7cf4c019fd8875134fda41ccda1dc27b6e4483ded2aa8a5c",
         "url": "https://access.redhat.com/errata/RHBA-2019:4181"
@@ -178,6 +254,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:77ade34c373062c6a6c869e0e56ef93b2faaa373adadaac1430b29484a24d843",
       "metadata": {
         "description": "",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:77ade34c373062c6a6c869e0e56ef93b2faaa373adadaac1430b29484a24d843",
         "url": "https://access.redhat.com/errata/RHBA-2019:4181"
@@ -188,6 +265,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:782b41750f3284f3c8ee2c1f8cb896896da074e362cf8a472846356d1617752d",
       "metadata": {
         "description": "",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:782b41750f3284f3c8ee2c1f8cb896896da074e362cf8a472846356d1617752d",
         "url": "https://access.redhat.com/errata/RHBA-2020:0014"
@@ -198,6 +276,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:3fabe939da31f9a31f509251b9f73d321e367aba2d09ff392c2f452f6433a95a",
       "metadata": {
         "description": "",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:3fabe939da31f9a31f509251b9f73d321e367aba2d09ff392c2f452f6433a95a",
         "url": "https://access.redhat.com/errata/RHBA-2020:0066"
@@ -208,7 +287,8 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:e5a6e348721c38a78d9299284fbb5c60fb340135a86b674b038500bf190ad514",
       "metadata": {
         "description": "",
-        "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2,candidate-4.3,fast-4.3",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
+        "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2,candidate-4.3,fast-4.3,stable-4.3",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:e5a6e348721c38a78d9299284fbb5c60fb340135a86b674b038500bf190ad514",
         "url": "https://access.redhat.com/errata/RHBA-2020:0107"
       }
@@ -218,7 +298,8 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:283a1625e18e0b6d7f354b1b022a0aeaab5598f2144ec484faf89e1ecb5c7498",
       "metadata": {
         "description": "",
-        "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2,candidate-4.3,fast-4.3",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
+        "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2,candidate-4.3,fast-4.3,stable-4.3",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:283a1625e18e0b6d7f354b1b022a0aeaab5598f2144ec484faf89e1ecb5c7498",
         "url": "https://access.redhat.com/errata/RHBA-2020:0395"
       }
@@ -228,7 +309,8 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:b51a0c316bb0c11686e6b038ec7c9f7ff96763f47a53c3443ac82e8c054bc035",
       "metadata": {
         "description": "",
-        "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2,candidate-4.3,fast-4.3",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
+        "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2,candidate-4.3,fast-4.3,stable-4.3",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:b51a0c316bb0c11686e6b038ec7c9f7ff96763f47a53c3443ac82e8c054bc035",
         "url": "https://access.redhat.com/errata/RHBA-2020:0460"
       }
@@ -238,6 +320,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:bd8aa8e0ce08002d4f8e73d6a2f9de5ae535a6a961ff6b8fdf2c52e4a14cc787",
       "metadata": {
         "description": "",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2,candidate-4.3,fast-4.3,stable-4.3",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:bd8aa8e0ce08002d4f8e73d6a2f9de5ae535a6a961ff6b8fdf2c52e4a14cc787",
         "url": "https://access.redhat.com/errata/RHBA-2020:0523"
@@ -258,11 +341,72 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:81154f5c03294534e1eaf0319bef7a601134f891689ccede5d705ef659aa8c92",
       "metadata": {
         "description": "",
-        "io.openshift.upgrades.graph.previous.remove": "*",
+        "io.openshift.upgrades.graph.previous.remove_regex": ".*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2,candidate-4.3,fast-4.3,stable-4.3",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:81154f5c03294534e1eaf0319bef7a601134f891689ccede5d705ef659aa8c92",
         "url": "https://access.redhat.com/errata/RHBA-2020:0685"
       }
+    },
+    {
+      "version": "4.2.23",
+      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:405077bc32c7228b403643cc5b47678c6b4fce98bc236e043169f784e325547c",
+      "metadata": {
+        "description": "",
+        "io.openshift.upgrades.graph.previous.remove_regex": ".*",
+        "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2,candidate-4.3,fast-4.3,stable-4.3",
+        "io.openshift.upgrades.graph.release.manifestref": "sha256:405077bc32c7228b403643cc5b47678c6b4fce98bc236e043169f784e325547c",
+        "url": "https://access.redhat.com/errata/RHBA-2020:0787"
+      }
+    },
+    {
+      "version": "4.2.25",
+      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:dfbe59ca5dcc017475a0e1c703f51750c1bde63f12c725fbe4b7a599e36eb725",
+      "metadata": {
+        "description": "",
+        "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2,candidate-4.3,fast-4.3,stable-4.3",
+        "io.openshift.upgrades.graph.release.manifestref": "sha256:dfbe59ca5dcc017475a0e1c703f51750c1bde63f12c725fbe4b7a599e36eb725",
+        "url": "https://access.redhat.com/errata/RHBA-2020:0826"
+      }
+    },
+    {
+      "version": "4.2.26",
+      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:af0a6384e787c820279a0954c804d9c27b13458df2de366b3cd5ec3a7cdaa4b2",
+      "metadata": {
+        "description": "",
+        "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2,candidate-4.3,fast-4.3,stable-4.3",
+        "io.openshift.upgrades.graph.release.manifestref": "sha256:af0a6384e787c820279a0954c804d9c27b13458df2de366b3cd5ec3a7cdaa4b2",
+        "url": "https://access.redhat.com/errata/RHBA-2020:0936"
+      }
+    },
+    {
+      "version": "4.2.27",
+      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:26b501f5111add85989de9f02e368a0bfda8b43a54d0d56f4bf5916abada34da",
+      "metadata": {
+        "description": "",
+        "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2,candidate-4.3,fast-4.3,stable-4.3",
+        "io.openshift.upgrades.graph.release.manifestref": "sha256:26b501f5111add85989de9f02e368a0bfda8b43a54d0d56f4bf5916abada34da",
+        "url": "https://access.redhat.com/errata/RHBA-2020:1263"
+      }
+    },
+    {
+      "version": "4.2.28",
+      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:c196196d04e08518f0b1ea2926c07643b4a0fd0c0b8940c1d541dacd803a6029",
+      "metadata": {
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+        "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2,candidate-4.3,fast-4.3,stable-4.3",
+        "io.openshift.upgrades.graph.release.manifestref": "sha256:c196196d04e08518f0b1ea2926c07643b4a0fd0c0b8940c1d541dacd803a6029",
+        "url": "https://access.redhat.com/errata/RHBA-2020:1398"
+      }
+    },
+    {
+      "version": "4.2.29",
+      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:3bff53ce2202ec59ed87581106b05f364fea0e7459f5806e4dc6e5129f130b36",
+      "metadata": {
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+        "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2,candidate-4.3,fast-4.3,stable-4.3",
+        "io.openshift.upgrades.graph.release.manifestref": "sha256:3bff53ce2202ec59ed87581106b05f364fea0e7459f5806e4dc6e5129f130b36",
+        "url": "https://access.redhat.com/errata/RHBA-2020:1450"
+      }
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@@ -400,7 +604,31 @@
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@@ -408,51 +636,83 @@
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@@ -460,39 +720,35 @@
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@@ -644,19 +816,19 @@
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@@ -680,11 +852,15 @@
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@@ -704,11 +880,19 @@
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@@ -724,11 +908,23 @@
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       19,
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       20,
@@ -740,11 +936,23 @@
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@@ -752,23 +960,363 @@
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+    [
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   ]
 }
diff --git a/e2e/tests/testdata/d980578d2e9b1869b6b1e22711c68c03f0751974_stable-4.2_s390x-production.json b/e2e/tests/testdata/b87e7c2782837a3538b0aa3dceb9e8133765ec81_stable-4.2_s390x-production.json
similarity index 50%
rename from e2e/tests/testdata/d980578d2e9b1869b6b1e22711c68c03f0751974_stable-4.2_s390x-production.json
rename to e2e/tests/testdata/b87e7c2782837a3538b0aa3dceb9e8133765ec81_stable-4.2_s390x-production.json
index 600492aa9..059000c2a 100644
--- a/e2e/tests/testdata/d980578d2e9b1869b6b1e22711c68c03f0751974_stable-4.2_s390x-production.json
+++ b/e2e/tests/testdata/b87e7c2782837a3538b0aa3dceb9e8133765ec81_stable-4.2_s390x-production.json
@@ -5,7 +5,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:96ba6acf8cbcb6863425ecdc006495ae43fbe2b7b55f6002f5a4c77ea6183373",
       "metadata": {
         "description": "",
-        "io.openshift.upgrades.graph.previous.remove": "*",
+        "io.openshift.upgrades.graph.previous.remove_regex": ".*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:96ba6acf8cbcb6863425ecdc006495ae43fbe2b7b55f6002f5a4c77ea6183373",
         "url": "https://access.redhat.com/errata/RHBA-2019:4181"
@@ -16,6 +16,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:f1ef86861361140c69adca66278185c09eba12af80415208a2b0f9b014723f26",
       "metadata": {
         "description": "",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:f1ef86861361140c69adca66278185c09eba12af80415208a2b0f9b014723f26",
         "url": "https://access.redhat.com/errata/RHBA-2019:4181"
@@ -26,7 +27,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:5bbfbaf203e981a5783f1e73bedd41d2a35d69e11cf7d0d2de0becdd51a1fb1d",
       "metadata": {
         "description": "",
-        "io.openshift.upgrades.graph.previous.remove": "*",
+        "io.openshift.upgrades.graph.previous.remove_regex": ".*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:5bbfbaf203e981a5783f1e73bedd41d2a35d69e11cf7d0d2de0becdd51a1fb1d",
         "url": "https://access.redhat.com/errata/RHBA-2020:0014"
@@ -37,6 +38,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:04b79afdbb41579e0f969bf23cdb16483dbfadbc09a6a0fec60b94328d68135a",
       "metadata": {
         "description": "",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:04b79afdbb41579e0f969bf23cdb16483dbfadbc09a6a0fec60b94328d68135a",
         "url": "https://access.redhat.com/errata/RHBA-2020:0107"
@@ -47,6 +49,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:260ada42ef59e8af11a885897f39f293e7e8b95c40d6a393196b7f0e2b826f0b",
       "metadata": {
         "description": "",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:260ada42ef59e8af11a885897f39f293e7e8b95c40d6a393196b7f0e2b826f0b",
         "url": "https://access.redhat.com/errata/RHBA-2020:0395"
@@ -57,6 +60,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:0b33c4263909b9e8960d3f3551466ab158d28dfd15fac661f0a717a70b804775",
       "metadata": {
         "description": "",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:0b33c4263909b9e8960d3f3551466ab158d28dfd15fac661f0a717a70b804775",
         "url": "https://access.redhat.com/errata/RHBA-2020:0460"
@@ -67,6 +71,7 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:4183c6acd0cc53f1ad4282cc04b4fda57ee2b504635016b3acb1464ea9775ccd",
       "metadata": {
         "description": "",
+        "io.openshift.upgrades.graph.previous.remove_regex": "4\\.1\\..*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:4183c6acd0cc53f1ad4282cc04b4fda57ee2b504635016b3acb1464ea9775ccd",
         "url": "https://access.redhat.com/errata/RHBA-2020:0523"
@@ -87,11 +92,72 @@
       "payload": "quay.io/openshift-release-dev/ocp-release@sha256:cc6aa448cccb6f7d15dd38eae0508fa4fcc1cc720a2d99bd79541cd620f7e5be",
       "metadata": {
         "description": "",
-        "io.openshift.upgrades.graph.previous.remove": "*",
+        "io.openshift.upgrades.graph.previous.remove_regex": ".*",
         "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
         "io.openshift.upgrades.graph.release.manifestref": "sha256:cc6aa448cccb6f7d15dd38eae0508fa4fcc1cc720a2d99bd79541cd620f7e5be",
         "url": "https://access.redhat.com/errata/RHBA-2020:0685"
       }
+    },
+    {
+      "version": "4.2.23",
+      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:1317e6bbabc07e1bbccc616f8f980c906d5fbdb3433435857b2d6145452cca86",
+      "metadata": {
+        "description": "",
+        "io.openshift.upgrades.graph.previous.remove_regex": ".*",
+        "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
+        "io.openshift.upgrades.graph.release.manifestref": "sha256:1317e6bbabc07e1bbccc616f8f980c906d5fbdb3433435857b2d6145452cca86",
+        "url": "https://access.redhat.com/errata/RHBA-2020:0787"
+      }
+    },
+    {
+      "version": "4.2.25",
+      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:1b8a52790cbf52a33a8823decd798b2f722c281901641adaba55b7ddefa80cc4",
+      "metadata": {
+        "description": "",
+        "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2",
+        "io.openshift.upgrades.graph.release.manifestref": "sha256:1b8a52790cbf52a33a8823decd798b2f722c281901641adaba55b7ddefa80cc4",
+        "url": "https://access.redhat.com/errata/RHBA-2020:0826"
+      }
+    },
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@@ -147,6 +213,22 @@
       3,
       7
     ],
+    [
+      3,
+      10
+    ],
+    [
+      3,
+      11
+    ],
+    [
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+    [
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     [
       4,
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@@ -159,6 +241,22 @@
       4,
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     ],
+    [
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@@ -167,9 +265,149 @@
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diff --git a/e2e/tests/testdata/b87e7c2782837a3538b0aa3dceb9e8133765ec81_stable-4.3_amd64-production.json b/e2e/tests/testdata/b87e7c2782837a3538b0aa3dceb9e8133765ec81_stable-4.3_amd64-production.json
new file mode 100644
index 000000000..d4c355007
--- /dev/null
+++ b/e2e/tests/testdata/b87e7c2782837a3538b0aa3dceb9e8133765ec81_stable-4.3_amd64-production.json
@@ -0,0 +1,571 @@
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+        "io.openshift.upgrades.graph.release.manifestref": "sha256:e1ebc7295248a8394afb8d8d918060a7cc3de12c491283b317b80b26deedfe61",
+        "url": "https://access.redhat.com/errata/RHBA-2020:1482"
+      }
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+    {
+      "version": "4.3.18",
+      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:1f0fd38ac0640646ab8e7fec6821c8928341ad93ac5ca3a48c513ab1fb63bc4b",
+      "metadata": {
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+        "io.openshift.upgrades.graph.release.channels": "candidate-4.3,fast-4.3,stable-4.3,candidate-4.4,fast-4.4,stable-4.4",
+        "io.openshift.upgrades.graph.release.manifestref": "sha256:1f0fd38ac0640646ab8e7fec6821c8928341ad93ac5ca3a48c513ab1fb63bc4b",
+        "url": "https://access.redhat.com/errata/RHBA-2020:1529"
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+}
diff --git a/e2e/tests/testdata/b87e7c2782837a3538b0aa3dceb9e8133765ec81_stable-4.3_s390x-production.json b/e2e/tests/testdata/b87e7c2782837a3538b0aa3dceb9e8133765ec81_stable-4.3_s390x-production.json
new file mode 100644
index 000000000..07a02b13e
--- /dev/null
+++ b/e2e/tests/testdata/b87e7c2782837a3538b0aa3dceb9e8133765ec81_stable-4.3_s390x-production.json
@@ -0,0 +1,15 @@
+{
+  "nodes": [
+    {
+      "version": "4.3.18",
+      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:dd5263b63a86ca6ac68e185bf6102c6e9ae4be2d0a00a0fb768c32a788787ee7",
+      "metadata": {
+        "description": "",
+        "io.openshift.upgrades.graph.release.channels": "candidate-4.3,fast-4.3,stable-4.3,candidate-4.4,fast-4.4,stable-4.4",
+        "io.openshift.upgrades.graph.release.manifestref": "sha256:dd5263b63a86ca6ac68e185bf6102c6e9ae4be2d0a00a0fb768c32a788787ee7",
+        "url": "https://access.redhat.com/errata/RHBA-2020:1529"
+      }
+    }
+  ],
+  "edges": []
+}
diff --git a/e2e/tests/testdata/d980578d2e9b1869b6b1e22711c68c03f0751974_stable-4.3_amd64-production.json b/e2e/tests/testdata/d980578d2e9b1869b6b1e22711c68c03f0751974_stable-4.3_amd64-production.json
deleted file mode 100644
index 435bfe3ff..000000000
--- a/e2e/tests/testdata/d980578d2e9b1869b6b1e22711c68c03f0751974_stable-4.3_amd64-production.json
+++ /dev/null
@@ -1,99 +0,0 @@
-{
-  "nodes": [
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-      "version": "4.2.20",
-      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:bd8aa8e0ce08002d4f8e73d6a2f9de5ae535a6a961ff6b8fdf2c52e4a14cc787",
-      "metadata": {
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-        "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2,candidate-4.3,fast-4.3,stable-4.3",
-        "io.openshift.upgrades.graph.release.manifestref": "sha256:bd8aa8e0ce08002d4f8e73d6a2f9de5ae535a6a961ff6b8fdf2c52e4a14cc787",
-        "url": "https://access.redhat.com/errata/RHBA-2020:0523"
-      }
-    },
-    {
-      "version": "4.2.21",
-      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:6c57b48ec03382d9d63c529d4665d133969573966400515777f36dd592ad834a",
-      "metadata": {
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-        "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2,candidate-4.3,fast-4.3,stable-4.3",
-        "io.openshift.upgrades.graph.release.manifestref": "sha256:6c57b48ec03382d9d63c529d4665d133969573966400515777f36dd592ad834a",
-        "url": "https://access.redhat.com/errata/RHBA-2020:0614"
-      }
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-      "version": "4.2.22",
-      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:81154f5c03294534e1eaf0319bef7a601134f891689ccede5d705ef659aa8c92",
-      "metadata": {
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-        "io.openshift.upgrades.graph.previous.remove": "*",
-        "io.openshift.upgrades.graph.release.channels": "candidate-4.2,fast-4.2,stable-4.2,candidate-4.3,fast-4.3,stable-4.3",
-        "io.openshift.upgrades.graph.release.manifestref": "sha256:81154f5c03294534e1eaf0319bef7a601134f891689ccede5d705ef659aa8c92",
-        "url": "https://access.redhat.com/errata/RHBA-2020:0685"
-      }
-    },
-    {
-      "version": "4.3.0",
-      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:3a516480dfd68e0f87f702b4d7bdd6f6a0acfdac5cd2e9767b838ceede34d70d",
-      "metadata": {
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-        "io.openshift.upgrades.graph.previous.remove": "4.2.16",
-        "io.openshift.upgrades.graph.release.channels": "candidate-4.3,fast-4.3,stable-4.3",
-        "io.openshift.upgrades.graph.release.manifestref": "sha256:3a516480dfd68e0f87f702b4d7bdd6f6a0acfdac5cd2e9767b838ceede34d70d",
-        "url": "https://access.redhat.com/errata/RHBA-2020:0062"
-      }
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-    {
-      "version": "4.3.1",
-      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:ea7ac3ad42169b39fce07e5e53403a028644810bee9a212e7456074894df40f3",
-      "metadata": {
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-        "io.openshift.upgrades.graph.release.channels": "candidate-4.3,fast-4.3,stable-4.3",
-        "io.openshift.upgrades.graph.release.manifestref": "sha256:ea7ac3ad42169b39fce07e5e53403a028644810bee9a212e7456074894df40f3",
-        "url": "https://access.redhat.com/errata/RHBA-2020:0391"
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-      "version": "4.3.2",
-      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:cadf53e7181639f6cc77d2430339102db2908de330210c1ff8c7a7dc1cb0e550",
-      "metadata": {
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-        "io.openshift.upgrades.graph.previous.remove": "*",
-        "io.openshift.upgrades.graph.release.channels": "candidate-4.3,fast-4.3,stable-4.3",
-        "io.openshift.upgrades.graph.release.manifestref": "sha256:cadf53e7181639f6cc77d2430339102db2908de330210c1ff8c7a7dc1cb0e550",
-        "url": "https://access.redhat.com/errata/RHBA-2020:0492"
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-      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:9b8708b67dd9b7720cb7ab3ed6d12c394f689cc8927df0e727c76809ab383f44",
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-        "io.openshift.upgrades.graph.release.manifestref": "sha256:9b8708b67dd9b7720cb7ab3ed6d12c394f689cc8927df0e727c76809ab383f44",
-        "url": "https://access.redhat.com/errata/RHBA-2020:0528"
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-      "payload": "quay.io/openshift-release-dev/ocp-release@sha256:64320fbf95d968fc6b9863581a92d373bc75f563a13ae1c727af37450579f61a",
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diff --git a/e2e/tests/testdata/d980578d2e9b1869b6b1e22711c68c03f0751974_stable-4.3_s390x-production.json b/e2e/tests/testdata/d980578d2e9b1869b6b1e22711c68c03f0751974_stable-4.3_s390x-production.json
deleted file mode 100644
index ecb371883..000000000
--- a/e2e/tests/testdata/d980578d2e9b1869b6b1e22711c68c03f0751974_stable-4.3_s390x-production.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-  "nodes": [],
-  "edges": []
-}
diff --git a/e2e/tests/testdata/metadata_revision b/e2e/tests/testdata/metadata_revision
index ff0b0d618..08308f6a3 100644
--- a/e2e/tests/testdata/metadata_revision
+++ b/e2e/tests/testdata/metadata_revision
@@ -1 +1 @@
-d980578d2e9b1869b6b1e22711c68c03f0751974
+b87e7c2782837a3538b0aa3dceb9e8133765ec81