VersionInfo srcInfo = infos.get(srcKey);
        VersionInfo dstInfo = infos.get(dstKey);

        if (dstInfo == null
                || (srcInfo != null
                        && dstInfo.isOutdated(srcInfo.timestamp)
                        && srcInfo.repository != dstInfo.repository)) {
            infos.put(dstKey, srcInfo);
        }
    }