$ git clone -n https://src.fedoraproject.org/rpms/kf6-kuserfeedback.git /var/lib/mock/f43-build-side-114571-60920552-6585872/root/chroot_tmpdir/scmroot/kf6-kuserfeedback
Cloning into '/var/lib/mock/f43-build-side-114571-60920552-6585872/root/chroot_tmpdir/scmroot/kf6-kuserfeedback'...
$ git fetch origin b8c7fa4135ee7907ef1de662014abd23cfbf729e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kuserfeedback
 * [new ref]         b8c7fa4135ee7907ef1de662014abd23cfbf729e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b8c7fa4 6.16.0