DCOS_OSS-1289 revealed that a Marathon build artifact URL such as
can yield different data depending on when it is accessed. In case of
DCOS_OSS-1289 this changed multiple times on the same day, undermining the consistency of DC/OS' repository state.
What we need for the DC/OS build infrastructure is a URL to a build artifact that is guaranteed to always yield the same artifact (modulo transport layer errors and service outages of course).