How to Describe Your Appearance in a Way That Doesn't Feel Forced

When introducing a new POV character, how can you describe their appearance through their own POV in a way that doesn't feel forced? This is a classic question because one of the cliches of writing is that the person looks at themselves in the mirror and describes themselves. "I actually think that it's totally okay to do things like she pushed her red hair back from her face," he says.