install dependencies:

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

download & install:

wget https://git-core.googlecode.com/files/git-1.9.0.tar.gz
tar xzvf git-1.9.0.tar.gz
cd git-1.9.0
./configure --prefix=/usr/local/git   #setting install path to benefit remove
make
sudo make install

view:

git --version