Open the Line number on GitHub
- make a ~/bin directory if it doesn't already exist
mkdir ~/bin
- add ~/bin to your PATH in your .bashrc / .zshrc / ... if it's not already there
export PATH=~/bin:$PATH
- copy git-ln to your ~/bin directory
cp git-ln ~/bin
git ln README.md 10
It opens the url that looks like this:
https://github.com/abemassry/git-ln/blob/master/git-ln#L9