$ git clone -n https://gitee.com/opencloudos-stream/ubutils.git /var/lib/mock/dist-oc9-epol-build-244128-83207/root/chroot_tmpdir/scmroot/ubutils
Cloning into '/var/lib/mock/dist-oc9-epol-build-244128-83207/root/chroot_tmpdir/scmroot/ubutils'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/ubutils
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0e19518 !2 Change source package name Merge pull request !2 from qiushengming/master