yochananmarqos [1] filed a deletion request for mhwd-db-garuda-git [2]: Was never maintained and never had proper dependencies. It was originally added to the AUR when librewish began Garuda over 5 years ago. Was never meant for Arch and really never should have been added to the AUR at all.
[1] https://aur.archlinux.org/account/yochananmarqos/ [2] https://aur.archlinux.org/pkgbase/mhwd-db-garuda-git/