MarsSeed [1] filed a deletion request for repkg [2]: Not developed since 2019 [a], repo archived. Makedepend qdep from same author is similarly EOL and archived, and has a runtime failure, as shown in video submitted by @segin in a comment from 2022.
[a]: http://github.com/Skycoder42/repkg/commits/master [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/repkg/
