Race Comment Explainer

Original comment with matches highlighted:

wore red hood to post, chased leaders, on one pace 1f out,

Matched phrases & meanings

Phrase	Meaning
Chased leaders	Running directly behind the horses in front of the field.
Pushed along	The jockey started to urge the horse (hand-riding, not necessarily using the whip).
Stayed on	Continued to finish but without closing the gap significantly.
One pace	The horse maintained its speed but could not accelerate or quicken.

Summary

Running directly behind the horses in front of the field.
The jockey started to urge the horse (hand-riding, not necessarily using the whip).
Continued to finish but without closing the gap significantly.
The horse maintained its speed but could not accelerate or quicken.