code: func (kf *KeyFormat) ScanNoPrefix(key []byte, args ...interface{}) error {
  	// Just pad by the length of the prefix
  	paddedKey := make([]byte, len(kf.prefix)+len(key))
  	copy(paddedKey[len(kf.prefix):], key)
  	return kf.Scan(paddedKey, args...)
  }
docs: // Like Scan but adds expects a key with the KeyFormat's prefix trimmed