$ git clone -n https://src.fedoraproject.org/rpms/knetwalk.git /var/lib/mock/f40-build-803059-144172/root/chroot_tmpdir/scmroot/knetwalk
Cloning into '/var/lib/mock/f40-build-803059-144172/root/chroot_tmpdir/scmroot/knetwalk'...
$ git fetch origin e698f76f77e8d439b35cfa0bfa07209ae38bf2b2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/knetwalk
 * [new ref]         e698f76f77e8d439b35cfa0bfa07209ae38bf2b2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e698f76 24.02.1