JoelSanchez  filed a orphan request for jetty :
DziedMaroz commented on 2016-01-26 10:34 about the outdated URL. The URL keeps being wrong, and the package won't work if the URL is not changed. Besides, the version of the package is outdated too. I don't think the maintainer cares about the package anymore.
 https://aur.archlinux.org/account/JoelSanchez/  https://aur.archlinux.org/pkgbase/jetty/
Request #5993 has been accepted by jleclanche :
The user jleclanche disowned the package.