You have succinctly and correctly captured the key reality.
ALL voters know that Harris does in fact oppose fracking - irrespective of anything she says.
And, they ALL know she is in favor of zero restrictions on abortion - irrespective of anything she says.
And, they ALL know she is in favor Hamas and in opposition to Israel - irrespective of anything she says.
And, they ALL know she is in favor of open borders - irrespective of anything she says.
And, they ALL know she is in favor of strong 2nd amendment restrictions - irrespective of anything she says.
And, they ALL know she is in favor banning gas powered vehicles over time in favor of electric models - irrespective of anything she says.
In other words, EVERYONE knows she is lying.
The only question is whether there are more voters who agree with her true views and therefore endorse her lies, or whether there are more voters who disagree with her true views and therefore reject her lies.
The answer to that question remains to be seen.