Instale o git da fonte

$ curl -O https://codeload.github.com/git/git/tar.gz/master
$ tar
-zxvf master
$ cd git
-master
$ make NO_OPENSSL
=YesPlease NO_CURL=YesPlease prefix=/usr all
$ sudo make NO_OPENSSL
=YesPlease NO_CURL=YesPlease prefix=/usr install
$ git
--version
git version
1.8.4.GIT