MarsSeed [1] filed a deletion request for sfillib-git [2]: Dead package from 2016, with missing (nonexistent) dependencies.
Upstream is not maintained since 2017. [a] [a]: https://github.com/xerpi/sfillib [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/sfillib-git/