upate drone

.drone.yml

@@ -13,7 +13,6 @@ steps:
        - cd brainsteam
        - hugo
        - cd ../
-       - git fetch origin public && git checkout public
        - cp -r brainsteam/public/* .
        - rm -rf brainsteam/
    - name: hugo_publish
@@ -24,6 +23,7 @@ steps:
        branch: public
        local_ref: public
        commit: true
+       force: true
        commit_message: update build from hugo
        author_name: DroneCI
     #  when: