$ git clone -n https://src.fedoraproject.org/rpms/ocaml-alcotest.git /var/lib/mock/f41-build-811405-147385/root/chroot_tmpdir/scmroot/ocaml-alcotest
Cloning into '/var/lib/mock/f41-build-811405-147385/root/chroot_tmpdir/scmroot/ocaml-alcotest'...
$ git fetch origin dbfe7683f6d328fce7ba92ea8684041d5aaf0e0d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-alcotest
 * [new ref]         dbfe7683f6d328fce7ba92ea8684041d5aaf0e0d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dbfe768 Apply 402.patch