Objective-C library: Invalid github.com certificate

[GoogleCodeExporter]

What steps will reproduce the problem?
1. Check out the main branch of the Objective-C API.

What is the expected output? What do you see instead?

Expected output: No errors. :)

Saw instead:

"Error validating server certificate for 'https://github.com:443':
 - The certificate is not issued by a trusted authority. Use the
   fingerprint to validate the certificate manually!
Certificate information:
 - Hostname: github.com
 - Valid: from Mon, 10 Jun 2013 00:00:00 GMT until Wed, 02 Sep 2015 12:00:00 GMT
 - Issuer: www.digicert.com, DigiCert Inc, US
 - Fingerprint: d7:12:e9:69:65:dc:f2:36:c8:74:c7:03:7d:c0:b2:24:a9:3b:d2:33"

What version of the product are you using? On what operating system?

Checked out using the latest/standard version of svn for OS X (svn version 
1.6.18).

Please provide any additional information below.

Original issue reported on code.google.com by [email protected] on 6 Jul 2013 at 4:21