For windows git bash

git-prompt.sh

#   Git-Prompt.SH
#   Rewritten by ESUVSTAHT (undbsd)

##  Window Title
PS1="\[\033]0;$MSYSTEM\007\]"

##  Command Greeting
### Append username@hostname
PS1="$PS1"'\033[1;32m'
PS1="$PS1$(whoami)@$(uname -n)"

### Append colon
PS1="$PS1"'\[\033[0m\]'
PS1="$PS1:"

### Append working directory
PS1="$PS1"'\033[1;34m'
PS1="$PS1\w"

### Append Prompt
PS1="$PS1"'\[\033[0m\]'
PS1="$PS1$ "

##  Apply all this shit
MSYS2_PS1="$PS1"