Install Git

gistfile1.txt

    $ sudo yum install curl-devel expat-devel gettext-devel \
      openssl-devel perl-devel zlib-devel
    $ sudo apt-get install libcurl4-gnutls-dev libexpat1-dev gettext \
      libz-dev libssl-dev
  
    $ sudo yum install asciidoc xmlto docbook2X
    $ sudo apt-get install asciidoc xmlto docbook2x
    $ sudo ln -s /usr/bin/db2x_docbook2texi /usr/bin/docbook2x-texi
    
You can get it via the Kernel.org site, at https://www.kernel.org/pub/software/scm/git, or the mirror on the GitHub web site, at https://github.com/git/git/releases. 
    
    $ tar -zxf git-2.0.0.tar.gz
    $ cd git-2.0.0
    $ make configure
    $ ./configure --prefix=/usr
    $ make all doc info
    $ sudo make install install-doc install-html install-info
    
To Upgrade
    $ git clone git://git.kernel.org/pub/scm/git/git.git