I do not know if this is related:

Please drop all mentions of jabber and replace it with xmpp. For more Details see here: https://stpeter.im/journal/957.html

It works now! I changed 2 files:

I think to problem is self made, as HTTP-Authentication headers are not passed on to the application if you use apache + fastcgi/fcgi. I'm investigating.

That looks like the same issue, since I have set the access policy of the repo to public I did not encounter the problem till pushing.

Of course. This is the output:

Thanks a lot, works fine now! And now I can write the ticket with my original issue :).

Maybe not anything, but just the repository name 'urlified'?

Works like a charm.

Hmm, I suspect its the libgd which is used by debian which has no gif support. Could that be a possible source?

This can be seen here:

Ok, found out why this fails. $_SERVER does not contains HTTP_CONTENT_TYPE. $_SERVER looks like that for the request: