040000 tree b99098d1a1e6c31d9d367cb4f093f1d1dac1dccc	example_dags
040000 tree 64295f36ac8325a7142e00daf27dc470a0e07398	hooks
040000 tree e25a97fcba6d168f47e55941ad6b9aa1185a36af	operators
040000 tree b50347938acd05a1b629644dedfaf85028fa8610	transfers