commenting should work

Author: hexylena

.github/workflows/ci-main.yml

@@ -74,13 +74,7 @@ jobs:
           echo "export CI_REPO_NAME=training-material" >> pr/env.sh
           pr_num=$(echo "$GITHUB_REF_NAME" | sed 's|/.*||g')
           echo "export CI_PULL_REQUEST=${pr_num}" >> pr/env.sh
-          echo "export CI_COMMIT=${GITHUB_SHA}" >> pr/env.sh
-          echo 'log parents'
-          git log -n 3
-          echo 'log parents first'
-          git log -n 3 --first-parent
-
-          cat $GITHUB_EVENT_PATH
+          echo "export CI_COMMIT=${{ github.event.pull_request.base.sha }}" >> pr/env.sh
 
           find topics/ -name tutorial.md | xargs -n 1 python bin/check-broken-boxes.py | reviewdog -efm="%f:%l: %m" -filter-mode=file -reporter=github-pr-review  -fail-level=error  | tee ./pr/reviewdog.txt
           set -o pipefail