MarsSeed [1] filed a deletion request for evolution-on-git [2]: Upstream development discontinued since 2018; GitHub repo archived since 2020. [a]
Extra repo still carries the last stable release version. [a]: https://github.com/zsugabubus/evolution-on [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/evolution-on-git/
