version=4
opts=uversionmangle=s/_/./g;s/(\d)[_\.\-\+]?((RC|rc|pre|dev|beta|alpha|b|a)[\-\.]?\d*)$/$1~$2/ \
https://github.com/mochi/mochiweb/tags .*[^n]/(?:v||release-|mochiweb[_\-])(\d.*)\.(?:tgz|tbz2|txz|tar\.(?:gz|bz2|xz))
