git clone 失败: fatal: unable to access 'https://github.com/liufeifie/xxx.git/': Failed to connect to github.com port 443: Timed out

出现以下错误,将地址中的 https  =>  git  即可:

 

 

 

把原来的指令 

$ git clone https://github.com/cen-xi/xxxx.git

改成

$ git clone git://github.com/cen-xi/xxxx.git

就行