解决 fatal: unable to access 'https://github.com/.../.git': Could not resolve host: github.com问题

解决 fatal: unable to access ‘https://github.com/…/.git’: Could not resolve host: github.com问题

有可能你的gitbub之前设置过代理，只需分别执行如下代码即可：

git config --global --unset http.proxy
git config --global --unset https.proxy