$ git clone -n https://src.fedoraproject.org/rpms/kf6-kdoctools.git /var/lib/mock/f41-build-860978-169299/root/chroot_tmpdir/scmroot/kf6-kdoctools
Cloning into '/var/lib/mock/f41-build-860978-169299/root/chroot_tmpdir/scmroot/kf6-kdoctools'...
$ git fetch origin d61c645dcc5fe6129e734ab227ebb11fcd9e5d65:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kdoctools
 * [new ref]         d61c645dcc5fe6129e734ab227ebb11fcd9e5d65 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d61c645 Merge branch 'rawhide' into f40