[...]

Cloning into 'xorg-lib-libXi'...
From git://git.pld-linux.org/packages/xorg-lib-libXi
 * [new ref]         refs/notes/commits -> refs/notes/commits
a1c081cbf8d0d815952597b135a5106978bb1b77
Already on 'master'
Your branch is up-to-date with 'origin/master'.
Already up-to-date.
Available branches: master
Searching for tag auto/ti/xorg-lib-libXi-1.7.4-2...
Searching for tag auto/ti/xorg-lib-libXi-1_7_4-2...
--2015-05-08 12:38:55--  http://distfiles.pld-linux.org/distfiles/by-md5/9/c/9c4a69c34b19ec1e4212e849549544cb/libXi-1.7.4.tar.bz2
Resolving distfiles.pld-linux.org (distfiles.pld-linux.org)... 193.239.45.41
Connecting to distfiles.pld-linux.org (distfiles.pld-linux.org)|193.239.45.41|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 458378 (448K) [application/x-bzip2]
Saving to: 'libXi-1.7.4.tar.bz2'
     0K .......... .......... .......... .......... .......... 11%  813K 0s
    50K .......... .......... .......... .......... .......... 22% 1.54M 0s
   100K .......... .......... .......... .......... .......... 33% 1.58M 0s
   150K .......... .......... .......... .......... .......... 44% 1.65M 0s
   200K .......... .......... .......... .......... .......... 55% 11.5M 0s
   250K .......... .......... .......... .......... .......... 67% 1.81M 0s
   300K .......... .......... .......... .......... .......... 78% 11.5M 0s
   350K .......... .......... .......... .......... .......... 89% 10.8M 0s
   400K .......... .......... .......... .......... .......   100% 2.05M=0.2s
2015-05-08 12:38:56 (2.02 MB/s) - 'libXi-1.7.4.tar.bz2' saved [458378/458378]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/xorg-lib-libXi-1.7.4-2.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
Writing git revision for tag auto/ti/xorg-lib-libXi-1.7.4-2
error: 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.7480
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf libXi-1.7.4
Begin-PLD-Builder-Info
Build-Time: user:2.87s sys:1.63s real:6.46s (faults io:0 non-io:211739)
Files queued for ftp:
    464452 xorg-lib-libXi-1.7.4-2.src.rpm
       192 xorg-lib-libXi-1.7.4-2.src.rpm.uploadinfo
End-PLD-Builder-Info