Set build description of Jenkins-build via curl

JENKINS_BASE_URL="http://localhost:8080"
JENKINS_JOBNAME="testjob_A"
JENKINS_JOB_BUILDNUMBER="74"
JENKINS_BUILD_DESCRIPTION="a real great description, e.g. some workflow id of the invoking system."

BUILD_URL="${JENKINS_BASE_URL}/job/${JENKINS_JOBNAME}/${JENKINS_JOB_BUILDNUMBER}/submitDescription"

curl -X POST "${BUILD_URL}" --data-urlencode description="${JENKINS_BUILD_DESCRIPTION}" --data-urlencode "Submit=Submit"