The specified field in debian/control does not match the required format for this Debian derivative.
Derivative distributions of Debian may enforce additional restrictions on such fields for many reasons including ensuring that:
- Debian maintainers are not contacted for forked or packages that are otherwise modified by the derivative. - The original maintainer is still credited for their work (eg. in a XSBC-Original-Maintainer fied. - References to revision control systems (eg. Vcs-Git) are pointing to the correct, updated location. - Fields that become misleading in the context of a derivative are removed.