$ git clone -n https://src.fedoraproject.org/rpms/ocaml-result.git /var/lib/mock/f42-build-865560-173304/root/chroot_tmpdir/scmroot/ocaml-result
Cloning into '/var/lib/mock/f42-build-865560-173304/root/chroot_tmpdir/scmroot/ocaml-result'...
$ git fetch origin f0f5c26306aac73c712ff70f465ba9f2030db986:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-result
 * [new ref]         f0f5c26306aac73c712ff70f465ba9f2030db986 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f0f5c26 OCaml 5.3.0 rebuild for Fedora 42