AlfredoRamos [1] filed a deletion request for ultra-flat-icons [2]:
The original source has been deleted because of a copyright infringement.
[1] https://aur.archlinux.org/account/AlfredoRamos/ [2] https://aur.archlinux.org/pkgbase/ultra-flat-icons/
Request #6035 has been accepted by Dragonlord [1].
aur-requests@lists.archlinux.org