chore: test workflow SHA

.github/workflows/create-release-pr.yml

@@ -94,14 +94,20 @@ jobs:
           echo "GitHub Ref: ${{ github.ref }}"
           echo "GitHub SHA: ${{ github.sha }}"
           echo "-------------"
+
+      - name: Get current SHA of this workflow
+        run: |
+          WORKFLOW_SHA=$(git rev-parse HEAD)
+          echo "Current workflow SHA: $WORKFLOW_SHA"
+          echo "WORKFLOW_SHA=$WORKFLOW_SHA" >> $GITHUB_ENV
 
       # Step 2: Checkout github-tools repository
       - name: Checkout github-tools repository
         uses: actions/checkout@v4
         with:
           repository: MetaMask/github-tools
           # ref: ${{ inputs.github-tools-version }}
-          ref: ${{ github.action_ref}}
+          ref: ${{ env.WORKFLOW_SHA }}
           path: github-tools
 
       # Step 3: Setup environment from github-tools