$ git clone -n https://src.fedoraproject.org/rpms/ocamlify.git /var/lib/mock/f42-build-3460581-45515/root/chroot_tmpdir/scmroot/ocamlify
Cloning into '/var/lib/mock/f42-build-3460581-45515/root/chroot_tmpdir/scmroot/ocamlify'...
$ git fetch origin 62806c69632096b5ebd0dd362a682babc39e434f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocamlify
 * [new ref]         62806c69632096b5ebd0dd362a682babc39e434f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 62806c6 New upstream version. (RHBZ#2347156)