$ git clone -n https://src.fedoraproject.org/rpms/kf6-kcmutils.git /var/lib/mock/f41-build-838232-159635/root/chroot_tmpdir/scmroot/kf6-kcmutils
Cloning into '/var/lib/mock/f41-build-838232-159635/root/chroot_tmpdir/scmroot/kf6-kcmutils'...
$ git fetch origin 3dd2a1b37a16fe6b7a555912a4379c9b6408dd05:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kcmutils
 * [new ref]         3dd2a1b37a16fe6b7a555912a4379c9b6408dd05 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3dd2a1b 6.5.0