tohmais [1] filed a deletion request for hyprland-nvidia-git [2]: I am the package maintainer. This package is no longer nessesary, as the patch is no longer needed for nvidia gpus to use Hyprland correctly. Its functionality, therefore, is identical to hyprland-git in the AUR.
[1] https://aur.archlinux.org/account/tohmais/ [2] https://aur.archlinux.org/pkgbase/hyprland-nvidia-git/
