then:
        target.file( '.git').assertIsDir()
        target.file( 'submodule/foo.txt').text == "hello from submodule"
    }

    def 'reset a cloned repository with dirty working dir'() {
        given:
        def target = tmpDir.file('versionDir')
        gitVcs.populate(target, repoHead, repoSpec)

        def removed = target.file("source.txt")
        removed.delete()

// writeMessage sends the data item preceded by an unsigned count of its length.
func (enc *Encoder) writeMessage(w io.Writer, b *encBuffer) {
	// Space has been reserved for the length at the head of the message.
	// This is a little dirty: we grab the slice from the bytes.Buffer and massage
	// it by hand.
	message := b.Bytes()
	messageLen := len(message) - maxLength
	// Length cannot be bigger than the decoder can handle.
	if messageLen >= tooBig {