diff --git a/git.sh b/git.sh
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+++ b/git.sh
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+下载需要安装的版本号
+wget https://mirrors.edge.kernel.org/pub/software/scm/git/git-2.24.0.tar.gz
+安装需求
+yum install curl-devel expat-devel gettext-devel openssl-devel zlib-devel
+卸载Centos自带的git:
+yum remove git
+git --version
+安装
+tar -zxf git-2.24.0.tar.gz
+cd git-2.24.0
+make prefix=/usr/local/git all
+make prefix=/usr/local/git install
+添加环境变量
+vim /etc/profile
+export PATH=$PATH:/usr/local/git/bin
+source /etc/profile
+查看版本号
+git --version
+git version 2.24.0
+
+centos默认的的yum仓库中的默认版本很低，有时我们需要安装高版本git，编译安装又太麻烦。
+下面介绍一种yum安装高版本git的方法
+
+1，安装 WANDisco 仓库包
+
+安装 centos6 WANDisco 仓库
+yum install http://opensource.wandisco.com/centos/6/git/x86_64/wandisco-git-release-6-1.noarch.rpm
+
+安装 centos7 WANDisco 仓库
+yum install http://opensource.wandisco.com/centos/7/git/x86_64/wandisco-git-release-7-2.noarch.rpm
+
+2，安装 Git
+yum -y install git
+3，版本验证
+git version
+centos7 安装快捷复制
+yum install http://opensource.wandisco.com/centos/7/git/x86_64/wandisco-git-release-7-2.noarch.rpm
+yum -y install git
+git version
+
+yum install nss
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