$ git clone -n https://src.fedoraproject.org/rpms/ocaml-graphics.git /var/lib/mock/f40-build-2221052-52673/root/chroot_tmpdir/scmroot/ocaml-graphics
Cloning into '/var/lib/mock/f40-build-2221052-52673/root/chroot_tmpdir/scmroot/ocaml-graphics'...
$ git fetch origin 0f4ee4d79cd56377de477b31a5c9a0d05f6c75fa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-graphics
 * [new ref]         0f4ee4d79cd56377de477b31a5c9a0d05f6c75fa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0f4ee4d OCaml 5.1.1 + s390x code gen fix for Fedora 40