错误提示
unrecognized import path "golang.org/x/sys/windows": https fetch: Get "https://golang.org/x/sys/windows?go-get=1": dial tcp 216.239.37.1:443: connectex: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond.
解决办法
mkdir -p $GOPATH/src/golang.org/x
cd $GOPATH/src/golang.org/x
git clone https://github.com/golang/sync.git
git clone https://github.com/golang/crypto.git
git clone https://github.com/golang/sys.git
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原文链接：https://blog.csdn.net/cyLee_/java/article/details/93159032