##下载源站
wget https://www.kernel.org/pub/software/scm/git/git-2.15.0.tar.xz
##安装依赖组件
yum install curl-devel openssl-devel perl zlib xmlto asciidoc libexpat1-dev gettext libz-dev libssl-dev build-essential
## configure, make, make install
./configure --prefix=/usr/local/git
make all doc
make install install-doc install-man install-html
ln -sf ls /usr/local/git/bin/git* /usr/local/bin/