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040000 tree 4f5179e97ace3007b1cfeec22f952145b5e27f0c	channel
040000 tree 654781f4e785d500a9d62b1825db95830c1d3b78	core
040000 tree 1bb1f3ced275ca380988321f20733a78761f5823	dt
040000 tree e133f62f831dcad68c198e77778f56cd5c33ac3e	ext
040000 tree f52d377db7729f78239260217aff1e4fc54e5976	tests
040000 tree 1a4bf7d6195bae045974d4d668ef846c697544ac	utils