maddogie [1] filed a deletion request for pacman-backup-hook [2]:
The source is no longer accessible and it has been marked as out of date for 5 months
[1] https://aur.archlinux.org/account/maddogie/ [2] https://aur.archlinux.org/pkgbase/pacman-backup-hook/
Request #35046 has been Rejected by Muflone [1]:
the package was updated
aur-requests@lists.archlinux.org