/usr/lib/python3/dist-packages/mox3-0.7.0.egg-info/requires.txt is in python3-mox3 0.7.0-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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pbr>=0.5.21,<1.0 fixtures>=0.3.12