When the Yankees charged and the colors fell
Overton hill was a living hell
...but in the song he sings:
"...when the smoke cleared and the colors fell
(Overton hill, etc.)
IOW, it looks "edited".
Look up the lyrics, & listen for yourself...
https://www.youtube.com/watch?v=CQxbir9Bgzo
If I were hired to drop “yankees” out of the lyric, I would have maintained the meter.
Interesting.