[New: openFATE 309362] Re-implement Download on Demand (DoD) feature

Feature added by: Adrian Schröter (adrianSuSE) Feature #309362, revision 1 Title: Re-implement Download on Demand (DoD) feature Buildservice: Done Priority Requester: Important Requested by: Adrian Schröter (adriansuse) Description: The DoD features was dropped for 1.7. LinuxFoundation has re-implemented it in a cleaner way for 1.8 release. -- openSUSE Feature: https://features.opensuse.org/309362