MarsSeed [1] filed a deletion request for udev-notify [2]: Obsolete, broken VCS package from 2016. Fails to fetch the source. Upstream development discontinued since 2016. [a]
There's a continuation fork package on AUR. [b] [a]: https://code.launchpad.net/~skss/udev-notify/udev-notify [b]: https://aur.archlinux.org/packages/udev-notify-git [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/udev-notify/
