The -R option specifies a rotation about the origin.
To rotate about a point that isn't the origin: translate by
the negative of the coordinates of the point, then rotate, then
translate by coordinates of the point. In this example the model
is rotated about an axis through the point (1,0,0).
View this model with the command
off_color -r A0.2,f ant4 > orig.off
off_trans -T -1,0,0 -R 0,0.01,-10 -T 1,0,0 ant4 | antiview -C 0,0,0 - orig.off