$ git clone -n https://src.fedoraproject.org/rpms/liblogging.git /var/lib/mock/f45-build-16483-486/root/chroot_tmpdir/scmroot/liblogging
Cloning into '/var/lib/mock/f45-build-16483-486/root/chroot_tmpdir/scmroot/liblogging'...
$ git fetch origin fb2d1441242246918a9379d133eff28bcfcfa287:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/liblogging
 * [new ref]         fb2d1441242246918a9379d133eff28bcfcfa287 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fb2d144 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild