rubocop: disable Style/PerlBackrefs
rubocop: disable Style/PerlBackrefs

Sorry, I'm putting my foot down here. Though cryptic, they don't seem
hard to read to my perl-addled mind, and the ruby equivalent is so
verbose.

git/git-scm.com,git/git-scm.com,git/git-scm.com,git/git-scm.com