vcalv [1] filed an orphan request for unshake [2]: No one updates this. The source file is no longer active, apart from archive.org versions of the site. Either delete or orphan it and update the PKGBUILD to point to a working source. [1] https://aur.archlinux.org/account/vcalv/ [2] https://aur.archlinux.org/pkgbase/unshake/