git 怎么使用一个命令把本地修改push到多个remote上？

参考这个答案：https://stackoverflow.com/questions/5785549/able-to-push-to-all-git-remotes-with-the-one-command

可以再看看这个评论 Super cool trick! The only disadvantage is that it does not move remote heads. You need to run git fetch --all right after doing such push. 

可以帮助你使用两行代码完成多次push，并且设置好HEAD