install_github安装错误解决方法

install.packages('devtools')
library(devtools)
install_github('hdng/clonevol')

Installation failed: Timeout was reached


install_github('hdng/clonevol', host = "api.github.com")

successfully

　　

原文链接：https://blog.csdn.net/weixin_33872566/article/details/85947934