I have found myself attempting to contribute to Drupal core more and more lately. So I wrote a shell script that gets me a fresh copy of head and applies a patch to it.

Essentially I will be looking through a Drupal issue, such as http://drupal.org/node/229778 and I'll want to add to a patch on there. I simply grab the URL of the patch file and run my gethead.sh

./gethead.sh http://drupal.org/files/issues/229778-log-changes-to-offline-mode.patch

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