schulmar [1] filed a orphan request for twinkle-qt5 [2]:

The package has been marked out of date for over 3 months now. The current compilation does not work. I am a regular user of it and willing to take it over.

[1] https://aur.archlinux.org/account/schulmar/ [2] https://aur.archlinux.org/pkgbase/twinkle-qt5/