go get 安装报错 x509: failed to load system roots a...

sh-3.2# go get github.com/PuerkitoBio/goquery
package code.google.com/p/cascadia: Get https://code.google.com/p/cascadia/source/checkout?repo=: dial tcp 74.125.31.101:443: operation timed out
package code.google.com/p/go.net/html: Get https://code.google.com/p/go/source/checkout?repo=net: x509: failed to load system roots and no roots provided

解决办法：

cd /usr/loacl/go/src/ 

sh-3.2# CGO_ENABLED=1 ./make.bash