diff --git a/.github/workflows/cookiecutter-test.yml b/.github/workflows/cookiecutter-test.yml
index 216a5be..475fd11 100644
--- a/.github/workflows/cookiecutter-test.yml
+++ b/.github/workflows/cookiecutter-test.yml
@@ -81,6 +81,7 @@ jobs:
     - name: Build wheel and source distribution
       run: |
         export SOURCE_DATE_EPOCH=$(git log -1 --pretty=%ct)
+        export SETUPTOOLS_SCM_DEBUG=1
         echo "Source date epoch set to ${SOURCE_DATE_EPOCH} for reproducible build"
         # See: https://github.com/python/cpython/pull/5200
         # And: https://reproducible-builds.org/docs/source-date-epoch/