[...]

ng: line 194: It's not recommended to have unversioned Obsoletes: Obsoletes:	cups-libs
warning: line 195: It's not recommended to have unversioned Obsoletes: Obsoletes:	libcups1
warning: line 213: It's not recommended to have unversioned Obsoletes: Obsoletes:	libcups1
warning: line 240: It's not recommended to have unversioned Obsoletes: Obsoletes:	libcups1-devel
Writing git revision for tag tld/cups-2.3.3-3
error: Macro %_builddir has empty body
Begin-TLD-Builder-Info
Build-Time: user:4.64s sys:4.39s real:9.38s (faults io:130 non-io:794764)
Files queued for ftp:
   8199721 cups-2.3.3-3.src.rpm
       182 cups-2.3.3-3.src.rpm.uploadinfo
End-TLD-Builder-Info