$ git clone -n https://gitee.com/opencloudos-stream/ubctl.git /var/lib/mock/dist-oc9-epol-build-244816-83247/root/chroot_tmpdir/scmroot/ubctl
Cloning into '/var/lib/mock/dist-oc9-epol-build-244816-83247/root/chroot_tmpdir/scmroot/ubctl'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/ubctl
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b287623 !2 Change source package name and spec file name. Merge pull request !2 from qiushengming/master