fuan_k [1] filed a deletion request for hsaudiotag [2]:

This package is obsolete (python2). The source URL is not even available anymore. This has been superseded by hsaudiotag3k (python3).

[1] https://aur.archlinux.org/account/fuan_k/ [2] https://aur.archlinux.org/pkgbase/hsaudiotag/