$ git clone -n https://src.fedoraproject.org/rpms/ocaml-cppo.git /var/lib/mock/f41-build-811197-147255/root/chroot_tmpdir/scmroot/ocaml-cppo
Cloning into '/var/lib/mock/f41-build-811197-147255/root/chroot_tmpdir/scmroot/ocaml-cppo'...
$ git fetch origin 5cf63a1d3c18ba1c6b6e418b7297127c7f49ab86:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-cppo
 * [new ref]         5cf63a1d3c18ba1c6b6e418b7297127c7f49ab86 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5cf63a1 OCaml 5.2.0 for Fedora 41