The taipei bitmap fonts are empty gzipped files.
Looking at the brew buildlog:
+ pushd taipeifonts-1.2/
+ bdftopcf taipei24.bdf
/var/tmp/rpm-tmp.9833: line 28: bdftopcf: command not found
Package needs "Buildrequires: xorg-x11-fonts-utils" to bring bdftopcf
into the buildroot.
*** This bug has been marked as a duplicate of 226716 ***