Nothing in this act [31-5-12 to 31-5-16 NMSA 1978] or in the Agreement on Detainers [31-5-12 NMSA 1978] shall be construed to require the application of the habitual offenders laws to any person on account of any conviction had in a proceeding brought to final disposition by reason of the use of that agreement.
NMS § 31-5-15