$ git clone -n https://src.fedoraproject.org/rpms/ocaml-bin-prot.git /var/lib/mock/f42-build-872934-178310/root/chroot_tmpdir/scmroot/ocaml-bin-prot
Cloning into '/var/lib/mock/f42-build-872934-178310/root/chroot_tmpdir/scmroot/ocaml-bin-prot'...
$ git fetch origin bc4b4c3f252611f990372a75189a3f9596cedec3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-bin-prot
 * [new ref]         bc4b4c3f252611f990372a75189a3f9596cedec3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bc4b4c3 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild