Temporary increase in PPA size

Could I please get 10GB for my SRU test PPA (https://launchpad.net/~micahg/+archive/sru-test)? I need to prepare some backports of webkit and each webkit build per release needs ~1.3GB. The reason I'm not doing this in one of the security PPAs is not to clutter them up as this will be an ongoing process over a period of about 2 months. The final builds will go through one of the security PPAs once everything is ready. This will also keep me from wasting time on the native builders.
This space can be reclaimed as soon as the project is done.

Thanks.