$ git clone -n https://gitee.com/opencloudos-stream/prosody.git /var/lib/mock/dist-oc9-epol-build-106066-66708/root/chroot_tmpdir/scmroot/prosody
Cloning into '/var/lib/mock/dist-oc9-epol-build-106066-66708/root/chroot_tmpdir/scmroot/prosody'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/prosody
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4ebb2d4 update