I do not know if this request has already been attended, but I think that by opening an issue in https://github.com/rdiff-backup/rdiff-backup/issues it would get more attention from package maintainers.
Greetings -- ⢀⣴⠾⠻⢶⣦⠀ Pablo Mestre Drake ⣾⠁⢠⠒⠀⣿⡁ -------------------------------------- ⢿⡄⠘⠷⠚⠋ https://debian.org ⠈⠳⣄⠀⠀⠀⠀ Debian, the universal operating system.
