git安装

基础环境：

sudo yum install curl-devel expat-devel gettext-devel openssl-devel zlib-devel

下载：

git clone https://github.com/git/git 

或

wget -O git.zip https://github.com/git/git/archive/master.zip

unzip git.zip

编译：

make prefix=/usr/local/git all 

sudo make prefix=/usr/local/git install

如果出错：

yum install perl-ExtUtils-MakeMaker package