$ git clone -n https://gitee.com/wency_cn/jasper.git /var/lib/mock/dist-an23-build-502365-74802/root/chroot_tmpdir/scmroot/jasper
Cloning into '/var/lib/mock/dist-an23-build-502365-74802/root/chroot_tmpdir/scmroot/jasper'...
$ git fetch origin cf817d7d1aa38931e9d156ed96689481c3e7efa5:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/jasper
 * [new ref]         cf817d7d1aa38931e9d156ed96689481c3e7efa5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cf817d7 Update code from upstream