Where does “неохота” come from?

неохота (Russian) comes from Russian не, from Proto-Slavic ne, from Proto-Balto-Slavic nē, from Proto-Indo-European né — not; no.

Ancestry of “неохота”, step by step

Step	Language	Word	Meaning
1	Russian	не	not, no, -n't, without; Idiomatic negative usage;...
2	Proto-Slavic	ne	not
3	Proto-Balto-Slavic	nē	—
4	Proto-Indo-European	né	not; no

неохота — Etymology, Origin & Word History | Etymology Explorer