$ git clone -n https://gitee.com/opencloudos-stream/docker-ce.git /var/lib/mock/dist-oc9-epol-build-125150-74758/root/chroot_tmpdir/scmroot/docker-ce
Cloning into '/var/lib/mock/dist-oc9-epol-build-125150-74758/root/chroot_tmpdir/scmroot/docker-ce'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/docker-ce
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2c98b77 !2 Change version to 28.0.1 Merge pull request !2 from Fanjun Kong/master