which git
ls /usr/local/etc/bash_completion.d/
mdfind git-completion.bash
mdfind git-prompt.sh

vi ~/.bashrc

```
source /usr/local/etc/bash_completion.d/git-prompt.sh
source /usr/local/etc/bash_completion.d/git-completion.bash
GIT_PS1_SHOWDIRTYSTATE=true
export PS1='\[\033[32m\]\u@\h\[\033[00m\]:\[\033[34m\]\w\[\033[31m\]$(__git_ps1)\[\033[00m\]\n\$ '
```

vi ~/.bash_profile

```
source ~/.bashrc
```