src/Repository/Doctrine/Versions.php
public function clearVersions($entity) {
        $entity = $entity->getHead();
        $versions = $entity->getVersions();

        foreach($versions as $version) {
            $this->delete($version, false);
        }
        $versions->clear();
        $this->persist($entity, 'overwrite');

        return $entity;
    }
public function clearVersions($entity) {
        $entity = $entity->getHead();
        $versions = $entity->getVersions();

        foreach($versions as $version) {
            $this->delete($version, false);
        }
        $versions->clear();
        $this->persist($entity, 'overwrite');

        return $entity;
    }
Clears old versions of an entity.

@param object $entity
@return object