$ git clone -n https://src.fedoraproject.org/rpms/ocaml-zmq.git /var/lib/mock/f40-build-784164-133256/root/chroot_tmpdir/scmroot/ocaml-zmq
Cloning into '/var/lib/mock/f40-build-784164-133256/root/chroot_tmpdir/scmroot/ocaml-zmq'...
$ git fetch origin 206f39456b01f64656778dd65aeaacb58551ee16:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-zmq
 * [new ref]         206f39456b01f64656778dd65aeaacb58551ee16 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 206f394 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild