Jonhoo [1] filed a deletion request for hasmail [2]: I'm the maintainer of the upstream project. It's no longer maintained, and users should use https://aur.archlinux.org/packages/buzz-git/ instead.
[1] https://aur.archlinux.org/account/Jonhoo/ [2] https://aur.archlinux.org/pkgbase/hasmail/
