[...]

from available:
--with   :	 <bootstrap>
--without:	 doc
Available branches: master
Searching for tag auto/ti/ninja-1.8.2-1...
Searching for tag auto/ti/ninja-1_8_2-1...
--2018-03-12 15:59:27--  http://distfiles.pld-linux.org/distfiles/by-md5/5/f/5fdb04461cc7f5d02536b3bfc0300166/ninja-1.8.2.tar.gz
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: 185226 (181K) [application/x-gzip]
Saving to: 'ninja-1.8.2.tar.gz'
     0K .......... .......... .......... .......... .......... 27% 1.21M 0s
    50K .......... .......... .......... .......... .......... 55% 2.41M 0s
   100K .......... .......... .......... .......... .......... 82%  107M 0s
   150K .......... .......... ..........                      100%  133M=0.06s
2018-03-12 15:59:27 (2.89 MB/s) - 'ninja-1.8.2.tar.gz' saved [185226/185226]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/ninja-1.8.2-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
HEAD is now at c69dcb5... Update to 1.8.2
fatal: HEAD does not point to a branch
Building ninja.spec with the following conditional flags:
 --with bootstrap
from available:
--with   :	 <bootstrap>
--without:	 doc
Writing git revision for tag auto/ti/ninja-1.8.2-1
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.84724
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf ninja-1.8.2
Begin-TLD-Builder-Info
Build-Time: user:0.90s sys:0.27s real:2.16s (faults io:0 non-io:81594)
Files queued for ftp:
    191393 ninja-1.8.2-1.src.rpm
       183 ninja-1.8.2-1.src.rpm.uploadinfo
End-TLD-Builder-Info