-This builds the binary rpm, and puts it in /usr/src/redhat/RPMS/i386.
-Note that building lyx requires about 35M free space on your disk.
+This builds the binary rpm, and puts it in /usr/src/packages/RPMS/i386
+(alternatively in /i586 or /x86_64, depending on your system).
+Note that building lyx requires about 150M free space on your disk.