can i use an open source software logo to create another Logo!

[QUARLEAP]

I have an urgent and necessary question ! can i use an open source software"logo" icon (Public domain)  to create another logo not for another software for something like a movement  page and non profit  to serve an cause , so Can I modify it reshape, "note  the same logo but it has some  main additions to serve the new idea of the page! (The idea of the movement is based on it )
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