$ git clone -n https://src.fedoraproject.org/rpms/python-gerritlib.git /var/lib/mock/f45-build-30856-648/root/chroot_tmpdir/scmroot/python-gerritlib
Cloning into '/var/lib/mock/f45-build-30856-648/root/chroot_tmpdir/scmroot/python-gerritlib'...
$ git fetch origin ac79ee73e9748c07c9eee5e4cf10f0067f2607db:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-gerritlib
 * [new ref]         ac79ee73e9748c07c9eee5e4cf10f0067f2607db -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ac79ee7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild