[...]

Resolving df.tld-linux.org (df.tld-linux.org)... 46.4.78.55
Connecting to df.tld-linux.org (df.tld-linux.org)|46.4.78.55|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 568706 (555K) [application/x-bzip2]
Saving to: 'coreutils-non-english-man-pages.tar.bz2'
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2017-02-08 14:54:36 (63.7 MB/s) - 'coreutils-non-english-man-pages.tar.bz2' saved [568706/568706]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/coreutils-8.26-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
HEAD is now at c477e37... - updated to 8.26
fatal: HEAD does not point to a branch
Building coreutils.spec with the following conditional flags:
 --without tests
from available:
--with   :	 advcopy multicall
--without:	 <tests>
Writing git revision for tag auto/ti/coreutils-8.26-1
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.81418
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf coreutils-8.26
Begin-TLD-Builder-Info
Build-Time: user:1.11s sys:0.40s real:48.99s (faults io:31 non-io:209935)
Files queued for ftp:
   6489942 coreutils-8.26-1.src.rpm
       186 coreutils-8.26-1.src.rpm.uploadinfo
End-TLD-Builder-Info