MarsSeed [1] filed a deletion request for kdiff3-dockable-treeview-git [2]:
Source is an abandoned one-commit feature branch from 2022-04; not useful to keep this package. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/kdiff3-dockable-treeview-git/