$ git clone -n https://src.fedoraproject.org/rpms/ocaml-bisect-ppx.git /var/lib/mock/f38-build-side-42-init-devel-686507-26759/root/chroot_tmpdir/scmroot/ocaml-bisect-ppx
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-686507-26759/root/chroot_tmpdir/scmroot/ocaml-bisect-ppx'...
$ git fetch origin 6ce107a76019e4a22202cac0aef3ca7766912b98:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-bisect-ppx
 * [new ref]         6ce107a76019e4a22202cac0aef3ca7766912b98 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6ce107a Rebuild OCaml packages for F38