Nolifeorname [1] filed a orphan request for vim-youcompleteme-git [2]:

The PKGBUILD has been flagged as out-of date for 2 weeks, with the simple patch posted in the comments already and the maintainer hasn't updated it yet.

[1] https://aur.archlinux.org/account/Nolifeorname/ [2] https://aur.archlinux.org/pkgbase/vim-youcompleteme-git/