[...]

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   750K .......... .......... .......... .......... .......... 96% 11.6M 0s
   800K .......... .......... ......                          100% 2.34M=0.3s
2015-07-28 10:36:10 (2.85 MB/s) - 'screen-4.3.1.tar.gz' saved [845958/845958]
--2015-07-28 10:36:10--  http://distfiles.pld-linux.org/distfiles/by-md5/2/3/236166e774cee788cf594b05dd1dd70d/screen-non-english-man-pages.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: 68336 (67K) [application/x-bzip2]
Saving to: 'screen-non-english-man-pages.tar.bz2'
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    50K .......... ......                                     100%  552K=0.09s
2015-07-28 10:36:10 (708 KB/s) - 'screen-non-english-man-pages.tar.bz2' saved [68336/68336]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/screen-4.3.1-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
HEAD is now at 4966a40... verbose files
fatal: HEAD does not point to a branch
No conditional flags passed
from available:
--with   :	
--without:	 fifo
Writing git revision for tag auto/ti/screen-4.3.1-1
On detached HEAD. Use -r BRANCHNAME to override
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.47641
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf screen-4.3.1
Begin-PLD-Builder-Info
Build-Time: user:4.31s sys:3.81s real:9.14s (faults io:1 non-io:492249)
Files queued for ftp:
    943854 screen-4.3.1-1.src.rpm
       184 screen-4.3.1-1.src.rpm.uploadinfo
End-PLD-Builder-Info