$ git clone -n https://src.fedoraproject.org/rpms/python-absl-py.git /var/lib/mock/f40-build-2213407-52329/root/chroot_tmpdir/scmroot/python-absl-py
Cloning into '/var/lib/mock/f40-build-2213407-52329/root/chroot_tmpdir/scmroot/python-absl-py'...
$ git fetch origin cf76d42db2067a8dd612e476b851836f7d54c24a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-absl-py
 * [new ref]         cf76d42db2067a8dd612e476b851836f7d54c24a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cf76d42 Assert that %pyproject_files contains a license file