$ git clone -n https://gitee.com/opencloudos-stream/gst123.git /var/lib/mock/dist-oc9-epol-build-100873-65190/root/chroot_tmpdir/scmroot/gst123
Cloning into '/var/lib/mock/dist-oc9-epol-build-100873-65190/root/chroot_tmpdir/scmroot/gst123'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/gst123
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4e7f1ee !1 gst123 initial build Merge pull request !1 from 勤奋努力又认真/master