aoleynichenko [1] filed a orphan request for avogadro [2]: it seems that this package is not supported by any maintainer for 1.5 years. maybe it will be better to delete the package 'avogadro' from AUR and after it I will create the new package with the same name?
https://github.com/avogadro [1] https://aur.archlinux.org/account/aoleynichenko/ [2] https://aur.archlinux.org/pkgbase/avogadro/
