[...]

  5750K .......... .......... .......... .......... .......... 86%  168K 6s
  5800K .......... .......... .......... .......... .......... 87%  120K 6s
  5850K .......... .......... .......... .......... .......... 88%  152K 6s
  5900K .......... .......... .......... .......... .......... 88%  153K 5s
  5950K .......... .......... .......... .......... .......... 89%  140K 5s
  6000K .......... .......... .......... .......... .......... 90%  140K 5s
  6050K .......... .......... .......... .......... .......... 91%  140K 4s
  6100K .......... .......... .......... .......... .......... 91%  140K 4s
  6150K .......... .......... .......... .......... .......... 92%  153K 4s
  6200K .......... .......... .......... .......... .......... 93%  120K 3s
  6250K .......... .......... .......... .......... .......... 94%  130K 3s
  6300K .......... .......... .......... .......... .......... 94%  168K 2s
  6350K .......... .......... .......... .......... .......... 95%  130K 2s
  6400K .......... .......... .......... .......... .......... 96%  140K 2s
  6450K .......... .......... .......... .......... .......... 97%  153K 1s
  6500K .......... .......... .......... .......... .......... 97%  120K 1s
  6550K .......... .......... .......... .......... .......... 98%  153K 1s
  6600K .......... .......... .......... .......... .......... 99%  140K 0s
  6650K .......... .......... .......... .......... ....      100%  136K=48s
2014-10-15 20:31:20 (140 KB/s) - 'syslinux-6.03.tar.xz' saved [6855224/6855224]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/syslinux-6.03-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	
--without:	 efi32 efi64
Writing git revision for tag auto/ti/syslinux-6.03-1
error: Macro %_builddir has empty body
error: Macro %_builddir has empty body
Executing(--clean):  env -i TMP=/home/users/builder/tmp PATH=/bin:/usr/bin:/usr/sbin:/sbin:/usr/X11R6/bin HOME=/home/users/builder TMPDIR=/home/users/builder/tmp  /bin/sh -e /home/users/builder/tmp/rpm-tmp.52830
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf syslinux-6.03
Begin-PLD-Builder-Info
Build-Time: user:4.68s sys:1.86s real:58.12s (faults io:149 non-io:178514)
Files queued for ftp:
   6865760 syslinux-6.03-1.src.rpm
       185 syslinux-6.03-1.src.rpm.uploadinfo
End-PLD-Builder-Info