MarsSeed [1] filed a deletion request for whistle-git [2]: Abandoned VCS package from 2017.
Seems no one is using it. Last comment is from that year. Repo URL broken since 2022-03. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/whistle-git/
