Artifact pomArtifact = ArtifactDescriptorUtils.toPomArtifactUnconditionally(a);
            try {
                VersionRequest versionRequest =
                        new VersionRequest(a, request.getRepositories(), request.getRequestContext());
                versionRequest.setTrace(trace);
                VersionResult versionResult = versionResolver.resolveVersion(session, versionRequest);