$ git clone -n https://src.fedoraproject.org/rpms/python-google-cloud-api-gateway.git /var/lib/mock/f39-build-1989745-43357/root/chroot_tmpdir/scmroot/python-google-cloud-api-gateway
Cloning into '/var/lib/mock/f39-build-1989745-43357/root/chroot_tmpdir/scmroot/python-google-cloud-api-gateway'...
$ git fetch origin 21259a8338b075c999e8c31a2d71711d22c23345:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-google-cloud-api-gateway
 * [new ref]         21259a8338b075c999e8c31a2d71711d22c23345 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 21259a8 Update to 1.7.3 rhbz#2241815