$ git clone -n https://src.fedoraproject.org/rpms/marknote.git /var/lib/mock/f45-build-18038-507/root/chroot_tmpdir/scmroot/marknote
Cloning into '/var/lib/mock/f45-build-18038-507/root/chroot_tmpdir/scmroot/marknote'...
$ git fetch origin 027a675401eaef8ea1aa87c66777250e1a7d1130:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/marknote
 * [new ref]         027a675401eaef8ea1aa87c66777250e1a7d1130 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 027a675 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild