MarsSeed [1] filed a deletion request for libxrandr-git [2]: Deprecated since 2015. Current maintainer has flagged it as not salvageable (missing obsolete dependency). There are working alternatives as well (xrandr).
[1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/libxrandr-git/
