MarsSeed [1] filed a deletion request for anbox-image-houdini-cn [2]: Anbox discontinued, anbox.io hosting shut down. [a]
The undeclared sources downloaded via command in PKGBUILD are gone (404). [a]: https://github.com/anbox [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/anbox-image-houdini-cn/
