$ git clone -n https://src.fedoraproject.org/rpms/python-google-cloud-kms.git /var/lib/mock/f38-build-side-42-init-devel-1035281-29746/root/chroot_tmpdir/scmroot/python-google-cloud-kms
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1035281-29746/root/chroot_tmpdir/scmroot/python-google-cloud-kms'...
$ git fetch origin 4dc430b005b4cdb885f294558db3ce778c7ebe1b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-google-cloud-kms
 * [new ref]         4dc430b005b4cdb885f294558db3ce778c7ebe1b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4dc430b Update to 2.19.0