We have this info in the wiki, but it should be here too.
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* Create a branch in git for maintenance of the previous release
+ o on master branch, do:
+ git pull # be sure you have the latest "master"
+ git push origin master:refs/heads/"new-branch-name"
+ for example,
+ git push origin master:refs/heads/REL9_2_STABLE
* Increment the major version number in src/tools/version_stamp.pl