unable to access ‘https://github.com/songjiahao-wq/untitled.git/’: Failed to connect to github.com port 443 after 21086 ms: Couldn’t connect to serve

解决办法：修改 Git 的网络设置

打开git Bash运行，clash代理一般是下面的端口

# 注意修改成自己的IP和端口号
git config --global http.proxy http://127.0.0.1:7890 
git config --global https.proxy http://127.0.0.1:7890