$ git clone -n https://src.fedoraproject.org/rpms/glog.git /var/lib/mock/f45-build-11278-429/root/chroot_tmpdir/scmroot/glog
Cloning into '/var/lib/mock/f45-build-11278-429/root/chroot_tmpdir/scmroot/glog'...
$ git fetch origin 74df59ab3fb731ab9dc28f80824a7013b402471c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/glog
 * [new ref]         74df59ab3fb731ab9dc28f80824a7013b402471c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 74df59a Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild