[...]

or: Macro %_builddir has empty body
error: Macro %_builddir has empty body
Executing(--clean): env -i TMP=/home/users/builder/tmp HOME=/home/users/builder PATH=/bin:/usr/bin:/usr/sbin:/sbin:/usr/X11R6/bin TMPDIR=/home/users/builder/tmp  /bin/sh -e /home/users/builder/tmp/rpm-tmp.19626
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf groff-1.22.2
Begin-PLD-Builder-Info
Build-Time: user:3.74s sys:2.12s real:12.26s (faults io:0 non-io:277920)
Files queued for ftp:
   4117598 groff-1.22.2-2.src.rpm
       184 groff-1.22.2-2.src.rpm.uploadinfo
End-PLD-Builder-Info