As you can see on the ticket, they'll already getting the usual Apache internal politics of "that's not how we did it in the 90s!" reaction to any infrastructure/tool changes.
And, with showing up on HN, they'll likely have everyone snickering at how Subversion is so obviously inferior to git that even their own dev team doesn't use it anymore.
When really they're just trying to do their job, with the tools that work best for their situation. (I assume, I have no internal knowledge of their decision, I'm just assuming good intentions.)