Read a man page for a command that is provided by a specified package name

Read man pages from uninstalled packages.
More information: <https://manpages.debian.org/latest/debian-goodies/debman.1.html>.
Trick copyright: tl;dr; <https://github.com/tldr-pages/tldr>

debman -p {{package_name}} {{command_name}}

click the source code to copy install debman on any operating system with command-not-found.com