The package ruby-gollum-rugged-adapter 0.4.4.4~gitlab.1-4 has been added to kali-rolling. It has been imported from Debian: https://tracker.debian.org/pkg/ruby-gollum-rugged-adapter -- More information about ruby-gollum-rugged-adapter: https://pkg.kali.org/pkg/ruby-gollum-rugged-adapter