$ git clone -n https://src.fedoraproject.org/rpms/liblouisutdml.git /var/lib/mock/f45-build-16510-487/root/chroot_tmpdir/scmroot/liblouisutdml
Cloning into '/var/lib/mock/f45-build-16510-487/root/chroot_tmpdir/scmroot/liblouisutdml'...
$ git fetch origin 4cbf2bd0575df700bd8c9ad5c69036484a43307b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/liblouisutdml
 * [new ref]         4cbf2bd0575df700bd8c9ad5c69036484a43307b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4cbf2bd Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild