$ git clone -n https://src.fedoraproject.org/rpms/kf5-incidenceeditor.git /var/lib/mock/f39-build-2152876-50912/root/chroot_tmpdir/scmroot/kf5-incidenceeditor
Cloning into '/var/lib/mock/f39-build-2152876-50912/root/chroot_tmpdir/scmroot/kf5-incidenceeditor'...
$ git fetch origin 3f709bda85ae77c1eae2b347dce45b44067eeda3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-incidenceeditor
 * [new ref]         3f709bda85ae77c1eae2b347dce45b44067eeda3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3f709bd 23.08.4