[...]

s
  4700K .......... .......... .......... .......... .......... 97% 88.3M 0s
  4750K .......... .......... .......... .......... .......... 98% 56.3M 0s
  4800K .......... .......... .......... .......... .......... 99% 67.9M 0s
  4850K .......... ..........                                 100% 43.0M=0.5s
2019-05-30 06:50:09 (9.89 MB/s) - 'libgit2-0.28.2.tar.gz' saved [4987586/4987586]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/libgit2-0.28.2-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	
--without:	 curl kerberos5 libssh tests
Writing git revision for tag auto/ti/libgit2-0.28.2-1
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.65123
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf libgit2-0.28.2
Begin-TLD-Builder-Info
Build-Time: user:0.83s sys:0.15s real:3.87s (faults io:0 non-io:101148)
Files queued for ftp:
   4956002 libgit2-0.28.2-1.src.rpm
       186 libgit2-0.28.2-1.src.rpm.uploadinfo
End-TLD-Builder-Info