Could you use a lower case suite in your local apt repository as a workaround for this issue?
I feel like it's a bit of a standard to have lowercase: jammy, bookworm, virginia etc. ** Changed in: software-properties (Ubuntu) Importance: Undecided => Low -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to software-properties in Ubuntu. https://bugs.launchpad.net/bugs/2056556 Title: apt-add-repository incorrectly forces lowercase Status in software-properties package in Ubuntu: New Bug description: I have a local APT repository with a non-lowercase suite identifier. apt-add-repository always forces it into lowercase, which causes apt to emit warnings when it notices the mismatch: $ sudo apt-add-repository "deb http://example.com/deb FooBar Baz" Repository: 'deb http://example.com/ foobar Baz' Description: Archive for codename: foobar components: Baz More info: http://example.com/ Adding repository. Press [ENTER] to continue or Ctrl-c to cancel. (...) $ sudo apt update (...) W: Conflicting distribution: http://example.com/deb foobar InRelease (expected foobar but got FooBar) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/software-properties/+bug/2056556/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp