:: What is Git
Git is distributed version control system focused on speed, effectivity and real-world usability on large projects. – git-scm

:: How to Install Git on Linux Debian
o Download Git source code

# cd /usr/local/src
# wget //kernel.org/pub/software/scm/git/git-1.7.5.4.tar.bz2
# cd /usr/local/src/
# tar -xjf git-1.7.5.4.tar.bz2

o Create configure file of Git

# cd git-1.7.5.4/
# make configure

if you get error like:

/bin/sh: curl-config: not found
make: `configure' is up to date.

you can fix the error using this:

# aptitude install libcurl3-gnutls-dev libcurl3-openssl-dev

o Compiling Git

# ./configure --prefix=/usr
# make all
# make install

if you want to install with documentation, you can compiling Git using this:

# make all doc
# make install install-doc install-html

:: Checking and testing Git

$ git --version
git version 1.7.5.4
$ git clone git://git.kernel.org/pub/scm/git/git.git

:: Links
o Google
o Git-SCM