diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 1f8381408ab..3d53aa5a844 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -20,7 +20,7 @@ jobs:
           - linux-ppc64le
           - linux-s390x
     steps:
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
       - id: goversion
         run: echo "goversion=$(cat .go-version)" >> "$GITHUB_OUTPUT"
       - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 9a0beb20987..d088e5feee5 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -37,7 +37,7 @@ jobs:
         language: ['go']
     steps:
       - name: Checkout repository
-        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
       # Initializes the CodeQL tools for scanning.
       - name: Initialize CodeQL
         uses: github/codeql-action/init@afb54ba388a7dca6ecae48f608c4ff05ff4cc77a # v3.25.15
diff --git a/.github/workflows/contrib.yaml b/.github/workflows/contrib.yaml
index 078439777e4..ed999b2a10c 100644
--- a/.github/workflows/contrib.yaml
+++ b/.github/workflows/contrib.yaml
@@ -6,7 +6,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
       - id: goversion
         run: echo "goversion=$(cat .go-version)" >> "$GITHUB_OUTPUT"
       - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
diff --git a/.github/workflows/coverage.yaml b/.github/workflows/coverage.yaml
index 93b6ab7abbb..5cf23472a4f 100644
--- a/.github/workflows/coverage.yaml
+++ b/.github/workflows/coverage.yaml
@@ -13,7 +13,7 @@ jobs:
         target:
           - linux-amd64-coverage
     steps:
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
       - id: goversion
         run: echo "goversion=$(cat .go-version)" >> "$GITHUB_OUTPUT"
       - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
diff --git a/.github/workflows/e2e-arm64.yaml b/.github/workflows/e2e-arm64.yaml
index 58d90612be6..2dbd9d55157 100644
--- a/.github/workflows/e2e-arm64.yaml
+++ b/.github/workflows/e2e-arm64.yaml
@@ -13,7 +13,7 @@ jobs:
         target:
           - linux-arm64-e2e
     steps:
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
       - id: goversion
         run: echo "goversion=$(cat .go-version)" >> "$GITHUB_OUTPUT"
       - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
diff --git a/.github/workflows/e2e.yaml b/.github/workflows/e2e.yaml
index c9aa00e0480..4cfa070de1e 100644
--- a/.github/workflows/e2e.yaml
+++ b/.github/workflows/e2e.yaml
@@ -12,7 +12,7 @@ jobs:
           - linux-amd64-e2e
           - linux-386-e2e
     steps:
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
       - id: goversion
         run: echo "goversion=$(cat .go-version)" >> "$GITHUB_OUTPUT"
       - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
diff --git a/.github/workflows/fuzzing.yaml b/.github/workflows/fuzzing.yaml
index b15b65a255b..b49b6fd2dcb 100644
--- a/.github/workflows/fuzzing.yaml
+++ b/.github/workflows/fuzzing.yaml
@@ -10,7 +10,7 @@ jobs:
     env:
       TARGET_PATH: ./server/etcdserver/api/v3rpc
     steps:
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
       - id: goversion
         run: echo "goversion=$(cat .go-version)" >> "$GITHUB_OUTPUT"
       - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
diff --git a/.github/workflows/grpcproxy.yaml b/.github/workflows/grpcproxy.yaml
index ba7a07d601c..867925d111a 100644
--- a/.github/workflows/grpcproxy.yaml
+++ b/.github/workflows/grpcproxy.yaml
@@ -12,7 +12,7 @@ jobs:
           - linux-amd64-grpcproxy-integration
           - linux-amd64-grpcproxy-e2e
     steps:
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
       - id: goversion
         run: echo "goversion=$(cat .go-version)" >> "$GITHUB_OUTPUT"
       - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
diff --git a/.github/workflows/measure-testgrid-flakiness.yaml b/.github/workflows/measure-testgrid-flakiness.yaml
index adcd336c094..d3cb9ead931 100644
--- a/.github/workflows/measure-testgrid-flakiness.yaml
+++ b/.github/workflows/measure-testgrid-flakiness.yaml
@@ -12,7 +12,7 @@ jobs:
     name: Measure TestGrid Flakiness
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
       - id: goversion
         run: echo "goversion=$(cat .go-version)" >> "$GITHUB_OUTPUT"
       - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 8425d1425fc..059e80a9b39 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -6,7 +6,7 @@ jobs:
   main:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
       - id: goversion
         run: echo "goversion=$(cat .go-version)" >> "$GITHUB_OUTPUT"
       - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
diff --git a/.github/workflows/robustness-template.yaml b/.github/workflows/robustness-template.yaml
index da09bacd67c..9fa2f752675 100644
--- a/.github/workflows/robustness-template.yaml
+++ b/.github/workflows/robustness-template.yaml
@@ -35,7 +35,7 @@ jobs:
     timeout-minutes: 210
     runs-on: ${{ fromJson(inputs.runs-on) }}
     steps:
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
       - id: goversion
         run: echo "goversion=$(cat .go-version)" >> "$GITHUB_OUTPUT"
       - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
diff --git a/.github/workflows/scorecards.yml b/.github/workflows/scorecards.yml
index 033a84e375d..4fab5bfcb46 100644
--- a/.github/workflows/scorecards.yml
+++ b/.github/workflows/scorecards.yml
@@ -23,7 +23,7 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/tests-template.yaml b/.github/workflows/tests-template.yaml
index 4ff357db3d5..e625feb7c77 100644
--- a/.github/workflows/tests-template.yaml
+++ b/.github/workflows/tests-template.yaml
@@ -26,7 +26,7 @@ jobs:
           - linux-${{ inputs.arch }}-unit-4-cpu
           - linux-386-unit-1-cpu
     steps:
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
       - id: goversion
         run: echo "goversion=$(cat .go-version)" >> "$GITHUB_OUTPUT"
       - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2