$ git clone -n https://src.fedoraproject.org/rpms/ocaml-ppx-derivers.git /var/lib/mock/f41-build-820278-152163/root/chroot_tmpdir/scmroot/ocaml-ppx-derivers
Cloning into '/var/lib/mock/f41-build-820278-152163/root/chroot_tmpdir/scmroot/ocaml-ppx-derivers'...
$ git fetch origin 2b99184b6cdef5fe553ddf56f3d7fbb06697af8b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-ppx-derivers
 * [new ref]         2b99184b6cdef5fe553ddf56f3d7fbb06697af8b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2b99184 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild