Force the Rescan of all multibranch pipelines and organisation folders

Jenkins_rescan_multibranch_pipelines.groovy

def scannableItems = jenkins.model.Jenkins.instance.getAllItems(org.jenkinsci.plugins.workflow.multibranch.WorkflowMultiBranchProject) +
                     jenkins.model.Jenkins.instance.getAllItems(jenkins.branch.OrganizationFolder)

scannableItems.collect { jenkins.model.Jenkins.getInstance().getQueue().schedule(it, 0, null, null)}.each { waitingItem ->
    def future
    def result
    try {
        future = waitingItem.getFuture()
        result = future.get(timeout, TimeUnit.SECONDS)
        println("${result} : ${result.getResult()}. Took ${result.getEstimatedDuration() / 1000.0} seconds")
    }
    catch (e) {
        println("Unable to wait from item ${future} to finish")
    }
}