In Piker's Universum, we can see that's is true. Not a fake new, as we had in the passed years.
Look this URL:
And this is the Pike's explanation: "What you see here is a (large part) of the CatalogURL for developer seeds. A secure (HTTPS) link (note the green “Apple Inc.”) so this is not some fake link."
And you, what do you expect to see in this next mac OS version? Share with us!
Source: Pike's Universum