gistfile1.txt

TASK: [edxapp | Updating requirement files for git mirror] ********************
failed: [localhost] => {"changed": true, "cmd": ["/bin/sed", "-i", "-e", "s/github\\.com/github.com/g", "/edx/app/edxapp/edx-platform/requirements/edx/pre.txt", "/edx/app/edxapp/edx-platform/requirements/edx/post.txt", "/edx/app/edxapp/edx-platform/requirements/edx/base.txt", "/edx/app/edxapp/edx-platform/requirements/edx/paver.txt", "/edx/app/edxapp/edx-platform/requirements/edx/repo.txt", "/edx/app/edxapp/edx-platform/requirements/edx/github.txt", "/edx/app/edxapp/edx-platform/requirements/edx-sandbox/post.txt", "/edx/app/edxapp/edx-platform/requirements/edx-sandbox/local.txt", "/edx/app/edxapp/edx-platform/requirements/edx-sandbox/base.txt"], "delta": "0:00:00.020562", "end": "2014-05-29 13:26:45.998543", "item": "", "rc": 2, "start": "2014-05-29 13:26:45.977981"}
stderr: /bin/sed: can't read /edx/app/edxapp/edx-platform/requirements/edx/repo.txt: No such file or directory

FATAL: all hosts have already failed -- aborting

PLAY RECAP ********************************************************************
           to retry, use: --limit @/home/vagrant/edxapp.retry

localhost                  : ok=9    changed=2    unreachable=0    failed=1

I got this problem when running

sudo /edx/bin/update edx-platform master

I just had to run the following command beforehand and then re-run and everything worked out ok.

sudo /edx/bin/update configuration master