$ git clone -n https://src.fedoraproject.org/rpms/ocaml-sexplib0.git /var/lib/mock/f40-build-2617202-64385/root/chroot_tmpdir/scmroot/ocaml-sexplib0
Cloning into '/var/lib/mock/f40-build-2617202-64385/root/chroot_tmpdir/scmroot/ocaml-sexplib0'...
$ git fetch origin 4574007c499701fcdde09f79bf351d68018c5357:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-sexplib0
 * [new ref]         4574007c499701fcdde09f79bf351d68018c5357 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4574007 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild