tree 7eb356d8ed3e8c77b7b1b78517146c330c12e20d
parent 092c2de702d95a6791590bea636b8996a262ace2
author Xin Li <delphij@google.com> 1450726436 -0800
committer Xin Li <delphij@google.com> 1450726469 -0800

Use clone-depth="1" for all pre-built projects.

Tested with repo sync and saves about 20% of space.