New comment by Chocimier on void-packages repository

https://github.com/void-linux/void-packages/pull/27651#issuecomment-754193266

Comment:
Updates can be detected each month with 

    site="https://www.openprinting.org/download/foomatic/"
    pattern=$pkgname'-[\d.]+-\K[\d]+'
    ignore="${version:0:6}*"