Due to his enlistment so late in the war, most likely as a Conscript, age 39, there are only two muster rolls with information as to his service, and we only find his enlistment data and surrender/parole dates.
Isaac Holt
Residence was not listed; 39 years old.
Enlisted on 10/17/1864 at Rockingham County, NC as a Private.
On 10/17/1864 he mustered into "F" Co. NC 45th Infantry
He was Surrendered on 4/9/1865 at Appomattox Court House, VA
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Thomas S. Holt
Residence Rockingham County NC; a 16 year-old Farmer.
Enlisted on 3/1/1862 at Rockingham County, NC as a Musician.
On 4/8/1862 he mustered into "H" Co. NC 45th Infantry
(date and method of discharge not given)
He was listed as:
* Wounded 11/28/1863 Payne's Farm, VA
* Returned 1/30/1864 (place not stated) (Estimated day)
* Wounded 9/30/1864 (place not stated) (Estimated day)
* Returned 12/29/1864 (place not stated)
* POW 4/2/1865 Petersburg, VA
* Confined 4/5/1865 Point Lookout, MD
* Oath of Allegiance 6/13/1865 Point Lookout, MD
Other Information:
born in Guilford County, NC
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William Holt
Residence Rockingham County NC; a 37 year-old Tobacconist.
Enlisted on 3/11/1862 at Rockingham County, NC as a Private.
On 4/5/1862 he mustered into "F" Co. NC 45th Infantry
He was Killed on 7/1/1863 at Gettysburg, PA
Other Information:
born in Henry County, VA
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William A. Holt
Residence was not listed; 36 years old.
Enlisted on 10/24/1864 at New Market, VA as a Private.
On 4/9/1862 he mustered into "C" Co. NC 45th Infantry
(date and method of discharge not given)
He was listed as:
* Deserted 1/9/1865 Camp Rodes, VA (Returned)
* Paroled 5/9/1865 Greensboro, NC
Sources used by Historical Data Systems, Inc.:
- North Carolina Troops 1861-65, A Roster
(c) Historical Data Systems, Inc. @ www.civilwardata.com
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Isaac Holt, Private, Company F, 45th North Carolina Infantry (State Troops), enlisted October 17, 1864 at Rockingham by Maj. Johnson for the war, paroled following Lee's surrender at Appomattox Court House, Virginia April 9, 1865, no other records
M270: Compiled Service Records of Confederate Soldiers Who Served in Organizations from the State of North Carolina
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For further information, see:
http://files.usgwarchives.net/nc/rockingham/military/civilwar/rosters/u45thncin600gmt.txt
https://www.familysearch.org/learn/wiki/en/45th_Regiment,_North_Carolina_Infantry