网上很多介绍开了代理会出现git 连接被拒的情况，取消代理即可,这里暂不是这种情况，
cocoaPods 报错！！！
[!] Error installing AFNetworking
[!] /usr/local/bin/git clone https://github.com/AFNetworking/AFNetworking.git /var/folders/s5/8z4670mn7sjgmch0ybqbhm140000gp/T/d20161109-66691-1bgcw3d --template= --single-branch --depth 1 --branch 3.1.0
Cloning into '/var/folders/s5/8z4670mn7sjgmch0ybqbhm140000gp/T/d20161109-66691-1bgcw3d'...
fatal: unable to access 'https://github.com/AFNetworking/AFNetworking.git/': Failed to connect to 127.0.0.1 port 1080: Connection refused
报错情况是这样的
解决办法：
1、open ~/.gitconfig
2、删除里面的
[http "https://github.com"]
proxy = socks5://127.0.0.1:1080
发现又遇到报红
[!] Error installing AFNetworking
[!] /usr/bin/git clone https://github.com/AFNetworking/AFNetworking.git /var/folders/tl/kf25fsb55tsf46648k8hl8r40000gp/T/d20200515-768-utwmyp --template= --single-branch --depth 1 --branch 4.0.1
Cloning into '/var/folders/tl/kf25fsb55tsf46648k8hl8r40000gp/T/d20200515-768-utwmyp'...
fatal: bad numeric config value '524288000:' for 'http.postbuffer': invalid unit
解决办法：
1、open ~/.gitconfig
2、删除里面的
http.postbuffer 524288000
