碰到 fatal: remote origin already exists.
在执行
$ git remote add origin git@github.com:your_github_username/hello_laravel.git
弹出错误fatal: remote origin already exists. 时:
$ git remote rm origin
$ git remote add origin
若此处无错误提示,继续执行即可:
$ git remote add origin git@github.com:your_github_username/hello_laravel.git
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