if err := write(src); err != nil {
				return err
			}
		}
	}

	return nil
}

var WriteTime = time.Time{}

// Writes a raw TAR archive to out, given an fs.FS.
func WriteArchiveFromFS(base string, fsys fs.FS, out io.Writer, sourceDateEpoch time.Time) error {
	tw := tar.NewWriter(out)
	defer tw.Close()

	if err := fs.WalkDir(fsys, ".", func(path string, d fs.DirEntry, err error) error {