在浏览器打开：

https://gitforwindows.org

下载安装包 Git-2.16.3-64-bit.exe

https://github-production-release-asset-2e65be.s3.amazonaws.com/23216272/f9884b9c-2ec8-11e8-9dba-a2d3e08e1d02?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAIWNJYAX4CSVEH53A%2F20180328%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20180328T063111Z&X-Amz-Expires=300&X-Amz-Signature=eeba93f1cbf872e45b1840acce302d7db4534f0cea3f1cc9f646c1f3e1014092&X-Amz-SignedHeaders=host&actor_id=0&response-content-disposition=attachment%3B%20filename%3DGit-2.16.3-64-bit.exe&response-content-type=application%2Foctet-stream

终于安装完毕了。。。。都不知道安装了什么鬼！