MarsSeed [1] filed a deletion request for ccm [2]: Abandoned niche package from 2015. There has been zero maintainer interest for the last 8 years.
Better to delete. For those who need it, it's easy to install the latest version from PyPI via pipx. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/ccm/
