MarsSeed [1] filed a deletion request for xfce4-clipman-plugin-passive [2]:
Broken, abandoned, unneeded patched variant of extra repo's xfce4-clipman-plugin. The issue this was created for has been fixed long ago by upstream. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/xfce4-clipman-plugin-passive/