MarsSeed [1] filed a deletion request for sdees-git [2]: Dead. Build broken. 'sdees' source repo no longer available, only its renamed successor, 'gojot'. Discontinued since 6 years ago. [a]
A failure occurred in prepare(). ==> 'go get' is no longer supported outside a module. [a]: https://github.com/schollz/sdees [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/sdees-git/