fatal: unable to access ‘https://github.com/signalwire/libks.git/‘: Encountered end of file

centos 7 克隆libks 报错：fatal: unable to access ‘https://github.com/signalwire/libks.git/’: Encountered end of file
只需要在命令行中执行

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