$ git clone -n https://gitee.com/src-opencloudos-rpms/rapidjson.git /var/lib/mock/dist-oc9-build-242242-82967/root/chroot_tmpdir/scmroot/rapidjson
Cloning into '/var/lib/mock/dist-oc9-build-242242-82967/root/chroot_tmpdir/scmroot/rapidjson'...
$ git fetch origin fc576fb419b3ed6337e4bfa50c2a9d9d399c27c1:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/rapidjson
 * [new ref]         fc576fb419b3ed6337e4bfa50c2a9d9d399c27c1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fc576fb import rapidjson-1.1.0-10.tl4