zoorat [1] filed a deletion request for gimp-plugin-reflection [2]:

Dead source(github asking for password, maybe its private now), orphan, Last Updated: 2015-06-23 06:44, dead Upstream URL.

[1] https://aur.archlinux.org/account/zoorat/ [2] https://aur.archlinux.org/pkgbase/gimp-plugin-reflection/