gitosis_setup.tar.gz 作为git权限管理的一个工具，可以通过gitclone下来，但是那是通过代理的很复杂，分享供方便使用！-gitosis_setup.tar.gz just to be an assistant for git permission control. You can get it via command"git clone"but proxy very complex,so put here for share ,Thankyou!