$ git clone -n https://src.fedoraproject.org/rpms/python-google-cloud-build.git /var/lib/mock/f38-build-side-42-init-devel-994698-29133/root/chroot_tmpdir/scmroot/python-google-cloud-build
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-994698-29133/root/chroot_tmpdir/scmroot/python-google-cloud-build'...
$ git fetch origin e4ee32f9af9fd58e41dce0631d88db549ea046df:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-google-cloud-build
 * [new ref]         e4ee32f9af9fd58e41dce0631d88db549ea046df -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e4ee32f Update to 3.14.0 rhbz#2182134