$ git clone -n https://src.fedoraproject.org/rpms/kf6-kapidox.git /var/lib/mock/f42-build-side-1-3501697-45976/root/chroot_tmpdir/scmroot/kf6-kapidox
Cloning into '/var/lib/mock/f42-build-side-1-3501697-45976/root/chroot_tmpdir/scmroot/kf6-kapidox'...
$ git fetch origin cd70fe8bc724abc9cc896e6ea28232fb75e4d820:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kapidox
 * [new ref]         cd70fe8bc724abc9cc896e6ea28232fb75e4d820 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cd70fe8 6.13.0