Lone_Wolf [1] filed a deletion request for mesa-transform-feedback-git [2]:
The patches added in this package have been present in mesa trunk master and stable versions for a long time now.
In my opinion this package no longer serves a purpose.
[1] https://aur.archlinux.org/account/Lone_Wolf/ [2] https://aur.archlinux.org/pkgbase/mesa-transform-feedback-git/
Request #15890 has been accepted by polyzen [1].
aur-requests@lists.archlinux.org