- Use 
curlto get the JSON response for the latest release - Use 
grepto find the line containing file URL - Use 
cutandtrto extract the URL - Use 
wgetto download it 
curl -s https://api.github.com/repos/jgm/pandoc/releases/latest \
| grep "browser_download_url.*deb" \
| cut -d : -f 2,3 \
| tr -d \" \