ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
curl: (7) Failed to connect to raw.githubusercontent.com port 443: Connection refused
终端 输入:sudo vim /etc/hosts
# 加上一行
199.232.28.133 raw.githubusercontent.com
esc ——> :wq ->回车
再执行一次就可以了,域名被污染了,不可用