[...]

 38300K .......... .......... .......... .......... .......... 97% 34.8M 0s
 38350K .......... .......... .......... .......... .......... 97% 10.9M 0s
 38400K .......... .......... .......... .......... .......... 98% 6.07M 0s
 38450K .......... .......... .......... .......... .......... 98% 77.0M 0s
 38500K .......... .......... .......... .......... .......... 98% 8.63M 0s
 38550K .......... .......... .......... .......... .......... 98%  153M 0s
 38600K .......... .......... .......... .......... .......... 98% 76.9M 0s
 38650K .......... .......... .......... .......... .......... 98% 23.6M 0s
 38700K .......... .......... .......... .......... .......... 98% 4.37M 0s
 38750K .......... .......... .......... .......... .......... 98% 89.9M 0s
 38800K .......... .......... .......... .......... .......... 99% 9.03M 0s
 38850K .......... .......... .......... .......... .......... 99%  133M 0s
 38900K .......... .......... .......... .......... .......... 99% 61.1M 0s
 38950K .......... .......... .......... .......... .......... 99% 38.0M 0s
 39000K .......... .......... .......... .......... .......... 99% 4.13M 0s
 39050K .......... .......... .......... .......... .......... 99% 75.6M 0s
 39100K .......... .......... .......... .......... .......... 99% 73.3M 0s
 39150K .......... .......... .......... .......... ...       100% 8.83M=3.2s
2018-03-06 12:13:16 (12.1 MB/s) - 'ntop-5.0.1.tar.gz' saved [40133867/40133867]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/ntop-5.0.1-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
HEAD is now at 4b11e15... - up to 5.0.1
fatal: HEAD does not point to a branch
No conditional flags passed
from available:
--with   :	 mysql
--without:	
Writing git revision for tag auto/ti/ntop-5.0.1-1
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.38742
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf ntop-5.0.1
Begin-TLD-Builder-Info
Build-Time: user:2.62s sys:0.78s real:8.42s (faults io:0 non-io:207179)
Files queued for ftp:
  40175919 ntop-5.0.1-1.src.rpm
       182 ntop-5.0.1-1.src.rpm.uploadinfo
End-TLD-Builder-Info