$ git clone -n https://src.fedoraproject.org/rpms/python-rply.git /var/lib/mock/f45-build-32869-664/root/chroot_tmpdir/scmroot/python-rply
Cloning into '/var/lib/mock/f45-build-32869-664/root/chroot_tmpdir/scmroot/python-rply'...
$ git fetch origin 63ba669695a05c94c4a7e080a2522ebba5f85bf3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-rply
 * [new ref]         63ba669695a05c94c4a7e080a2522ebba5f85bf3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 63ba669 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild