When you're leaving a comment on a gerrit commit you can use trigger text in order to trigger some jenkins builds accordingly
Click on the reply... button to get the following window.
In this text block you can enter the following triggers to get those results:
recheck: running the jenkins verify job - for example on sdc project the following job will run: https://jenkins.onap.org/view/sdc/job/sdc-master-verify-java/
remerge: running the jenking merge job - for example on sdc project the following job will run: https://jenkins.onap.org/view/sdc/job/sdc-master-sdc-merge-java/
please release: running the jenkins release job according to the current version - for example on sdc project version 1.1.0 the following job will run: https://jenkins.onap.org/view/sdc/job/sdc-release-1.0.0-docker-version-java-daily/
run-clm: running the jenkins CLM job on related project and branch - for example on sdc-tosca project master branch the following job will run: https://jenkins.onap.org/view/sdc-sdc-tosca/
run-sonar: running the jenkins sonar job on related project and branch.
Link to the information reference: