Thanks.Only the adeno-based vaccines involve the use of the HEK-293 cell line that would pose issues for some people. The mRNA vaccines are, as far as I'm aware, completely synthetic. They are basically lipid nanoparticles with in vitro transcribed RNA.
I was going off of this-

You asked, we answered: Do the COVID-19 vaccines contain aborted fetal cells?
Do the COVID-19 vaccines contain aborted fetal cells?

Getting out of my depth, beyond that.
My brother is solidly pro life and got the jab. He does wish they'd replace the old stem cell lines, because he doesn't like the link.