$ git clone -n https://src.fedoraproject.org/rpms/ocaml-zed.git /var/lib/mock/f42-build-865814-173520/root/chroot_tmpdir/scmroot/ocaml-zed
Cloning into '/var/lib/mock/f42-build-865814-173520/root/chroot_tmpdir/scmroot/ocaml-zed'...
$ git fetch origin d78945e10facf003cfe22e60bb0c2e34e7fc6306:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-zed
 * [new ref]         d78945e10facf003cfe22e60bb0c2e34e7fc6306 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d78945e OCaml 5.3.0 rebuild for Fedora 42