THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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Check out the Apache Roller source code from the appropriate branch. Within the pom files, update the Roller version number to what you will be releasing (for example, 5.0.4-SNAPSHOT to 5.0.4). Update the version within the sign*.sh file(s) in the root (5.0.x) or assembly-release (5.1.x) folder to that version as well.
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