$ git clone -n https://src.fedoraproject.org/rpms/glm.git /var/lib/mock/f45-build-11171-428/root/chroot_tmpdir/scmroot/glm
Cloning into '/var/lib/mock/f45-build-11171-428/root/chroot_tmpdir/scmroot/glm'...
$ git fetch origin 19df6bdaa200b2cd81c7979c041c790febec9b6d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/glm
 * [new ref]         19df6bdaa200b2cd81c7979c041c790febec9b6d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 19df6bd Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild