$ git clone -n https://src.fedoraproject.org/rpms/ocaml-ppx-optcomp.git /var/lib/mock/f41-build-811584-147445/root/chroot_tmpdir/scmroot/ocaml-ppx-optcomp
Cloning into '/var/lib/mock/f41-build-811584-147445/root/chroot_tmpdir/scmroot/ocaml-ppx-optcomp'...
$ git fetch origin 8aae3819777abc6730ace2f09bb1705fa02dc497:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-ppx-optcomp
 * [new ref]         8aae3819777abc6730ace2f09bb1705fa02dc497 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8aae381 OCaml 5.2.0 for Fedora 41