$ git clone -n https://gitee.com/opencloudos-stream/ipython.git /var/lib/mock/dist-ocs23-build-285308-27597/root/chroot_tmpdir/scmroot/ipython
Cloning into '/var/lib/mock/dist-ocs23-build-285308-27597/root/chroot_tmpdir/scmroot/ipython'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/ipython
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7f65427 !7 enable notebook and sphinx Merge pull request !7 from costinchen/master