$ git clone -n https://src.fedoraproject.org/rpms/kf5-kdoctools.git /var/lib/mock/f40-build-1258371-23032/root/chroot_tmpdir/scmroot/kf5-kdoctools
Cloning into '/var/lib/mock/f40-build-1258371-23032/root/chroot_tmpdir/scmroot/kf5-kdoctools'...
$ git fetch origin d7c16e826264869684392ee14ab255c4837475eb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-kdoctools
 * [new ref]         d7c16e826264869684392ee14ab255c4837475eb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d7c16e8 5.116.0