$ git clone -n https://src.fedoraproject.org/rpms/ocaml-cryptokit.git /var/lib/mock/f41-build-811180-147255/root/chroot_tmpdir/scmroot/ocaml-cryptokit
Cloning into '/var/lib/mock/f41-build-811180-147255/root/chroot_tmpdir/scmroot/ocaml-cryptokit'...
$ git fetch origin 822ecb83c0512af58d89c354df888cad72e7fb44:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-cryptokit
 * [new ref]         822ecb83c0512af58d89c354df888cad72e7fb44 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 822ecb8 OCaml 5.2.0 for Fedora 41