Ubuntu unable to access 'https:/

参考链接：完美解决从github上下载东西慢的方法

Ubuntu服务器，运行go命令时，报错

 go get github.com/beego/bee

报错信息如下：

# cd .; git clone -- https://github.com/beego/bee /usr/local/go/bin/src/github.com/beego/bee
Cloning into '/usr/local/go/bin/src/github.com/beego/bee'...
fatal: unable to access 'https://github.com/beego/bee/': gnutls_handshake() failed: The TLS connection was non-properly terminated.
package github.com/beego/bee: exit status 128

解决方法：

输入以下两行命令即可：

go env -w GO111MODULE=on

go env -w GOPROXY=https://goproxy.cn,direct