[...]

ng: line 398: It's not recommended to have unversioned Obsoletes: Obsoletes:	libext2fs2-devel
Building target platforms: i686-linux
Building for target i686-linux
Wrote: /home/users/builder/rpm/SRPMS/e2fsprogs-1.47.0-1.1.src.rpm
real 0.49
user 0.46
sys 0.03
exit status 0
Writing package revision
Already up to date.
warning: line 105: It's not recommended to have unversioned Obsoletes: Obsoletes:	libext2fs2
warning: line 398: It's not recommended to have unversioned Obsoletes: Obsoletes:	libext2fs2-devel
No conditional flags passed
from available:
--with   :	 allstatic dietlibc initrd uClibc
--without:	 dietlibc fuse nls scrub tls uClibc
Available branches: AC-branch RA-branch master
e2fsprogs-1.47.0.tar.gz having proper md5sum already exists
e2fsprogs-non-english-man-pages.tar.bz2 having proper md5sum already exists
./builder[2756]: ulimit: exceeds allowable limit
warning: line 105: It's not recommended to have unversioned Obsoletes: Obsoletes:	libext2fs2
warning: line 398: It's not recommended to have unversioned Obsoletes: Obsoletes:	libext2fs2-devel
Building target platforms: i686-linux
Building for target i686-linux
Wrote: /home/users/builder/rpm/SRPMS/e2fsprogs-1.47.0-1.1.src.rpm
real 0.47
user 0.44
sys 0.02
warning: line 105: It's not recommended to have unversioned Obsoletes: Obsoletes:	libext2fs2
warning: line 398: It's not recommended to have unversioned Obsoletes: Obsoletes:	libext2fs2-devel
Writing git revision for tag tld/e2fsprogs-1.47.0-1.1
error: Macro %_builddir has empty body
Begin-TLD-Builder-Info
Build-Time: user:1.79s sys:0.68s real:4.88s (faults io:7 non-io:190242)
Files queued for ftp:
   9725524 e2fsprogs-1.47.0-1.1.src.rpm
       190 e2fsprogs-1.47.0-1.1.src.rpm.uploadinfo
End-TLD-Builder-Info