The park tool spring spanner is the only quick, proper method I know.
Otherwise you can use a brutish method - use a blunt tool and a hammer to tap the spring coils from the top. This will rotate the whole assembly around the axis of the brake bolt.
@Ndeipi started
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The park tool spring spanner is the only quick, proper method I know.
Otherwise you can use a brutish method - use a blunt tool and a hammer to tap the spring coils from the top. This will rotate the whole assembly around the axis of the brake bolt.