1.下载 wget https://github.com/git/git/archive/v2.17.0.tar.gz ；
2.解压 tar -zxvf v2.17.0.tar.gz ；
3.安装 yum install curl-devel expat-devel gettext-devel openssl-devel zlib-devel gcc perl-ExtUtils-MakeMaker
4. 进入对应目录 cd git-2.17.0
5.安装 make prefix=/usr/local/git install
6.配置环境 vim /etc/profile export PATH=$PATH:/usr/local/git/bin
7.查看版本 git --version