🏗 scrtipt: remove fetch-blocks branch

package.json

@@ -15,7 +15,7 @@
     "docker:dev": "docker-compose -f ./docker/docker-compose.dev.yml up",
     "docker:push": "npm run docker-hub:build && npm run docker:tag && docker push antdesign/ant-design-pro",
     "docker:tag": "docker tag ant-design-pro antdesign/ant-design-pro",
-    "fetch:blocks": "pro fetch-blocks --branch=umi@3 && npm run prettier",
+    "fetch:blocks": "pro fetch-blocks && npm run prettier",
     "gh-pages": "gh-pages -d dist",
     "i18n-remove": "pro i18n-remove --locale=zh-CN --write",
     "lint": "umi g tmp && npm run lint:js && npm run lint:style && npm run lint:prettier",