git backend: actually update local cache from remote

[Willem Ferguson]

On 11/06/2015 06:16, Dirk Hohndel wrote:
>> >Dirk, I haven't actually tried your cloud infrastructure, I've just
>> >been testing with my "remote repository on local disk" setup.
> Fact of the matter is, exactly ONE PERSON has tried this in the past 24
> hours. Apparently this is far less exciting than I thought.
>
Do not for one millisecond think its not very exciting.
willem