Update root-ci.yml

.github/workflows/root-ci.yml

@@ -80,19 +80,19 @@ jobs:
   conditional_job_check_files:
     # https://www.meziantou.net/executing-github-actions-jobs-or-steps-only-when-specific-files-change.htm
     runs-on: ubuntu-latest
-    # Declare outputs for next jobs
+    # Declare output for next jobs
     outputs:
       interpreter_changed: ${{ steps.check_file_changed.outputs.interpreter_changed }}
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
       with:
         # Checkout as many commits as needed for the diff
         fetch-depth: 2
     - shell: pwsh
       id: check_file_changed
       run: |
         # Diff HEAD with the latest commit of master
-        $diff = git diff --name-only master...HEAD
+        $diff = git diff --name-only origin/master...HEAD
 
         # Check if a file under interpreter/ has changed
         $SourceDiff = $diff | Where-Object { $_ -match '^interpreter/' }