Sainnhepark [1] filed a deletion request for gruvbox-material-neosyn- git [2]:
This package is created for a branch named `neosyn`, but this branch will not be maintained any more. [1] https://aur.archlinux.org/account/Sainnhepark/ [2] https://aur.archlinux.org/pkgbase/gruvbox-material-neosyn-git/
