邯郸学步 (Hán dān xué bù): to copy the way they walk in Handan; slavishly copying others, one risks becoming a caricature

Hándānxué

to copy the way they walk in Handan; slavishly copying others, one risks becoming a caricature

A man went to Handan to learn their elegant walk, failed, and forgot his own. For imitating so hard you lose what you had.