Update build_py_tools.yml

Author: me-no-dev

.github/workflows/build_py_tools.yml

@@ -22,6 +22,8 @@ jobs:
         uses: tj-actions/changed-files@v36
         id: verify-changed-files
         with:
+          fetch_depth: '1'
+          since_last_remote_commit: 'true'
           files: |
             tools/get.py
       - name: List all changed files