040000 tree 6019ab949485e1c5b33342a7a19d59c33bc8ba98	elftool
040000 tree f01f02460433b75de28774610046ed3d4458426d	g2
040000 tree 102969286b95737e43eada56ec8cc0178640e1e3	perftool
040000 tree 1ed50246d92e53bcc50cd1011ea19ed5c2f775e3	vppapigen