E.g. on a fresh ubuntu machine, I\'ve just run sudo apt-get git, and there\'s no completion when typing e.g. git check[tab].
sudo apt-get git
git check[tab]
I didn\'t find
on my ubuntu there is a file installed here:
source /etc/bash_completion.d/git-prompt
you can follow the links into the /usr/lib/git-core folder. You can find there an instruction, how to set up PS1 or use __git_ps1
/usr/lib/git-core
__git_ps1