diff --git a/.github/workflows/cmd.yml b/.github/workflows/cmd.yml
index 27c7df78e5..5dc810d3c5 100644
--- a/.github/workflows/cmd.yml
+++ b/.github/workflows/cmd.yml
@@ -78,11 +78,20 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Get command
+        uses: actions-ecosystem/action-regex-match@v2
+        id: get-pr-comment
+        with:
+          text: ${{ github.event.comment.body }}
+          regex: '^(\/cmd )(.*)$'
+
       - name: Save output of help
         id: help
+        env:
+          CMD: ${{ steps.get-pr-comment.outputs.group2 }} # to avoid "" around the command
         run: |
           echo 'help<<EOF' >> $GITHUB_OUTPUT
-          python3 .github/scripts/cmd/cmd.py --help >> $GITHUB_OUTPUT
+          python3 .github/scripts/cmd/cmd.py $CMD >> $GITHUB_OUTPUT
           echo 'EOF' >> $GITHUB_OUTPUT
 
       - name: Comment PR (Help)