Anti-CLA action: what to do when you encounter a CLA

Deno (MIT), a JS runtime, has one:

You hereby grant, and agree to grant, to Deno Land a non-exclusive, perpetual, irrevocable, worldwide, fully-paid, royalty-free, transferable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, and distribute your Contributions and such derivative works, with the right to sublicense the foregoing rights through multiple tiers of sublicensees.