&引用;无法访问';https://github.com/flutter/flutter.git/': 无法连接到github.com端口8080:“0”;

&引用;无法访问';https://github.com/flutter/flutter.git/': 无法连接到github.com端口8080:“0”;,git,flutter,github,Git,Flutter,Github,这是我升级颤振SDK时遇到的错误: ProcessException:进程异常退出: 致命:无法访问'https://github.com/flutter/flutter.git/“:未能连接到127.0.0.1端口8080:连接被拒绝 命令:git fetch--tags

这是我升级颤振SDK时遇到的错误:

ProcessException:进程异常退出:
致命:无法访问'https://github.com/flutter/flutter.git/“:未能连接到127.0.0.1端口8080:连接被拒绝
命令:git fetch--tags