$ git clone -n https://gitee.com/opencloudos-stream/znc.git /var/lib/mock/dist-oc9-epol-build-124428-73984/root/chroot_tmpdir/scmroot/znc
Cloning into '/var/lib/mock/dist-oc9-epol-build-124428-73984/root/chroot_tmpdir/scmroot/znc'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/znc
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c8643b4 !2 bump version for 1.9.1 Merge pull request !2 from Fanjun Kong/master