In preparation for the 7.0 community release in a few weeks, the "droolsjbpm" organization on GitHub will be renamed to "kiegroup". This is scheduled to happen on Monday, March 13th.
While the rename has no effect on the code itself, if you have cloned the code repository, you will need to update your local copy with the proper remote URL changing it from:
Unfortunately, the URL redirect feature in GitHub will not support this rename, so you will likely have to update the URL manually on your local machines.
Sorry for the inconvenience.