try tmate

Author: lobsterkatie

.github/workflows/build.yml

@@ -47,8 +47,12 @@ jobs:
         uses: actions/checkout@v2
         with:
           ref: ${{ env.HEAD_COMMIT }}
+      - name: Setup tmate session
+        uses: mxschmitt/action-tmate@v3
       - name: Get commit message
-        run: echo "COMMIT_MESSAGE=$(git log -n 1 --pretty=format:%s $(git rev-parse $GITHUB_HEAD_REF))" >> $GITHUB_ENV
+        run: |
+          git rev-parse $GITHUB_HEAD_REF
+          echo "COMMIT_MESSAGE=$(git log -n 1 --pretty=format:%s $(git rev-parse $GITHUB_HEAD_REF))" >> $GITHUB_ENV
       - name: "BRANCH: ${{ github.ref_name }}"
         run: echo ""
       - name: "COMMIT: ${{ env.COMMIT_MESSAGE }}"