By submitting a pull request or a patch, you represent that you have the right to license your contribution to the lockables project owners and the community, agree that your contributions are licensed under the lockables license, and agree to future changes to the licensing.
Helpful notes for developers can be found in the HACKING.md
document.
In addition to he above, if you use the presets file as instructed, then you should NOT check it into source control, just as the CMake documentation suggests.