$ git clone -n https://gitee.com/src-opencloudos-rpms/gnome-shell-extension-dash-to-dock.git /var/lib/mock/dist-oc9-build-48712-14595/root/chroot_tmpdir/scmroot/gnome-shell-extension-dash-to-dock
Cloning into '/var/lib/mock/dist-oc9-build-48712-14595/root/chroot_tmpdir/scmroot/gnome-shell-extension-dash-to-dock'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/gnome-shell-extension-dash-to-dock
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f538830 import gnome-shell-extension-dash-to-dock-69-3.tl4