diff --git a/.github/workflows/pull-request.yml b/.github/workflows/pull-request.yml
index 30fd2dfce5..fa46ecc5a6 100644
--- a/.github/workflows/pull-request.yml
+++ b/.github/workflows/pull-request.yml
@@ -503,7 +503,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
         with:
-          ref: ${{ github.event.pull_request.head.ref }}
+          ref: ${{ github.event.pull_request.head.sha }}
           fetch-depth: 0  # Required for getting full git history
           token: ${{ secrets.GITHUB_TOKEN }}
 
@@ -579,7 +579,11 @@ jobs:
           git status
 
       - name: Check and Commit Documentation
+        env:
+          PR_BRANCH: ${{ github.event.pull_request.head.ref }}
+          PR_REPO: ${{ github.event.pull_request.head.repo.full_name }}
         run: |
+          git remote add fork https://github.com/$PR_REPO.git
           # Add all the generated documentation files
           git add docs/docs/auto-docs/
           git add docs/docs/developer-guide/
@@ -588,7 +592,7 @@ jobs:
           # Commit if there are changes
           if [[ -n "$(git status --porcelain)" ]]; then
             git commit -m "docs: update auto-generated documentation [skip ci]"
-            git push origin HEAD: ${{ github.event.pull_request.head.ref }}
+            git push fork HEAD:$PR_BRANCH
           else
             echo "No changes to commit"
           fi