MarsSeed [1] filed a deletion request for ddroom-git [2]: Discontinued since 2017 [a], fails to build since 2020 as per AUR comments.
It seems best to delete this VCS package. [a]: https://github.com/ddroom/DDRoom [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/ddroom-git/
