[GitHub Actions] Org Label Checkout

.github/workflows/pr-org-label.yml

@@ -28,6 +28,16 @@ jobs:
           private-key: ${{ secrets.APP_PRIVATE_KEY }}
           owner: ${{ github.repository_owner }}
 
+      - name: Checkout code
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          sparse-checkout: |
+            .github
+            ${{ github.event.inputs.subrepo-prefix }}
+          sparse-checkout-cone-mode: true
+          token: ${{ steps.generate-token.outputs.token }}
+          fetch-depth: 0  #for subtree operations
+
       - name: Get open PR numbers
         env:
           GH_TOKEN: ${{ steps.generate-token.outputs.token }}