$ git clone -n https://src.fedoraproject.org/rpms/kf6-kio.git /var/lib/mock/f41-build-824050-153992/root/chroot_tmpdir/scmroot/kf6-kio
Cloning into '/var/lib/mock/f41-build-824050-153992/root/chroot_tmpdir/scmroot/kf6-kio'...
$ git fetch origin e038848c8e091de48bf6ad831fb1a42dc47375f3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kio
 * [new ref]         e038848c8e091de48bf6ad831fb1a42dc47375f3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e038848 6.4.1