Possible Clues:

• Is your hair so very lengthy as this?
• Roll up, going, at first, round about part of a mile
• Warm coat extended some length
• Sprinters used to run this and roll up on finishing at last
• Perhaps squirrel atop pine in the distance
• Hair needing to be cut, perhaps, though hardly extending this far!
• No door in ground floor for some distance
• One of ten in the Kentucky Derby
• Pine marten, say, at first in the distance
• An eighth of a mile