$ git clone -n https://gitee.com/opencloudos-stream/libffi.git /var/lib/mock/dist-ocs23-build-25261-1191/root/chroot_tmpdir/scmroot/libffi
Cloning into '/var/lib/mock/dist-ocs23-build-25261-1191/root/chroot_tmpdir/scmroot/libffi'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/libffi
 * [new ref]                    -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 94ab701 !1 update to 3.4.4 Merge pull request !1 from abushwang/master