jenkins 1.596.3 LTS
job-dsl plugin 1.39
git plugin 2.4.0
set by defaut option "Create Tags for each build" to false (<skipTag>true</skipTag> in the build.xml)
Activates the option by default (<skipTag>false</skipTag> in the build.xml)
Unless specified, i think the option shall be deactivated by default for all syntaxes.