$ git clone -n https://gitee.com/wenyuzifang/yelp.git /var/lib/mock/dist-an23-build-444894-73188/root/chroot_tmpdir/scmroot/yelp
Cloning into '/var/lib/mock/dist-an23-build-444894-73188/root/chroot_tmpdir/scmroot/yelp'...
$ git fetch origin eda556dde3e43d1ac9a0a6dca8828e8801c9a0c1:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/yelp
 * [new ref]         eda556dde3e43d1ac9a0a6dca8828e8801c9a0c1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eda556d Update code from upstream