axesd9 [1] filed a deletion request for gnome-osc-spacegrey-gtk-theme [2]:
Upstream discontinued this.
[1] https://aur.archlinux.org/account/axesd9/ [2] https://aur.archlinux.org/pkgbase/gnome-osc-spacegrey-gtk-theme/
Request #11911 has been accepted by FFY00 [1].
aur-requests@lists.archlinux.org