$ git clone -n https://src.fedoraproject.org/rpms/ocaml-ppx-cold.git /var/lib/mock/f39-build-1872756-42725/root/chroot_tmpdir/scmroot/ocaml-ppx-cold
Cloning into '/var/lib/mock/f39-build-1872756-42725/root/chroot_tmpdir/scmroot/ocaml-ppx-cold'...
$ git fetch origin e1c56ee2f9b4f74f0c1a3c140d7a561890183a67:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-ppx-cold
 * [new ref]         e1c56ee2f9b4f74f0c1a3c140d7a561890183a67 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e1c56ee Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild