[...]

261300K .......... .......... .......... .......... .......... 99% 3.18M 0s
261350K .......... .......... .......... .......... .......... 99% 16.3M 0s
261400K .......... .......... .......... .......... .......... 99%  293M 0s
261450K .......... .......... .......... .......... .......... 99% 88.9M 0s
261500K .......... .......... .......... .......... .......... 99% 88.1M 0s
261550K .......... .......... .......... .......... .......... 99%  343M 0s
261600K .......... .......... .......... .......... .......... 99% 83.3M 0s
261650K .......... .......... .......... .......... .......... 99% 94.9M 0s
261700K .......... .......... .......... .......... .......... 99%  310M 0s
261750K .......... .......... .......... .......... .......... 99% 79.2M 0s
261800K .......... .......... .......... .......... .......... 99% 82.6M 0s
261850K .......... .......... .......... .......... .......... 99%  311M 0s
261900K .......... .......... .......... .......... .......... 99% 84.3M 0s
261950K .......... .......... .......... .......... .......... 99% 82.2M 0s
262000K .......... .......... .......... .......... .......... 99%  396M 0s
262050K .......... .......... .......... .......... .......... 99% 80.2M 0s
262100K .......... .......... .......... .......... .......... 99% 83.0M 0s
262150K .......... .......... .......... .......... .......... 99% 85.6M 0s
262200K ....                                                  100% 8121G=13s
2019-08-24 22:44:47 (19.7 MB/s) - 'firefox-60.7.0esr.source.tar.xz' saved [268497160/268497160]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/mozjs60-60.7.0-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	
--without:	 tests
Writing git revision for tag auto/ti/mozjs60-60.7.0-1
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.34874
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf firefox-60.7.0
Begin-TLD-Builder-Info
Build-Time: user:9.26s sys:1.44s real:39.82s (faults io:308 non-io:114949)
Files queued for ftp:
 268555095 mozjs60-60.7.0-1.src.rpm
       186 mozjs60-60.7.0-1.src.rpm.uploadinfo
End-TLD-Builder-Info