$ git clone -n https://gitee.com/src-opencloudos-rpms/libassuan.git /var/lib/mock/dist-oc9-build-42016-14591/root/chroot_tmpdir/scmroot/libassuan
Cloning into '/var/lib/mock/dist-oc9-build-42016-14591/root/chroot_tmpdir/scmroot/libassuan'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libassuan
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9a4b121 import libassuan-2.5.5-3.tl4