[...]

ti/python-2.7.8-1
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.3966
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf Python-2.7.8
Begin-PLD-Builder-Info
Build-Time: user:6.46s sys:3.09s real:17.43s (faults io:7 non-io:357564)
Files queued for ftp:
  15075830 python-2.7.8-1.src.rpm
       184 python-2.7.8-1.src.rpm.uploadinfo
End-PLD-Builder-Info