1.安装编辑器

yum install curl-devel expat-devel gettext-devel openssl-devel zlib-devel gcc-c++ perl-ExtUtils-MakeMaker wget autoconf -y

2.下载最新版git，解压

cd /usr/local

wget https://github.com/git/git/archive/v2.9.2.tar.gz

tar zxvf v2.9.2.tar.gz

cd git-2.9.2

3.编译安装

make configure

./configure --prefix=/usr/local/git --with-iconv=/usr/local/libiconv

make all doc

sudo make install install-doc install-html

4.修改环境变量

vim /etc/profile

在最后一行添加

export PATH=/usr/local/git/bin:$PATH

保存后使其立即生效

source /etc/profile

5.查看是否安装成功

git --version