$ git clone -n https://src.fedoraproject.org/rpms/ocaml-ppx-import.git /var/lib/mock/f41-build-838640-159739/root/chroot_tmpdir/scmroot/ocaml-ppx-import
Cloning into '/var/lib/mock/f41-build-838640-159739/root/chroot_tmpdir/scmroot/ocaml-ppx-import'...
$ git fetch origin 76372cbeeab7460554fb626e4a8b7e2e88f14377:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-ppx-import
 * [new ref]         76372cbeeab7460554fb626e4a8b7e2e88f14377 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 76372cb Rebuild for ocaml-ppxlib 0.33.0