[...]

  git checkout -b new_branch_name
HEAD is now at 765e9c0... - adjusted pl - -libOpenCL-devel (not -devel) provides OpenCL-devel and obsoletes Mesa-libOpenCL-devel
error: HEAD does not point to a branch
fatal: @{u} - not something we can merge
Available branches: master
--2014-09-16 11:03:04--  http://distfiles.pld-linux.org/distfiles/by-md5/5/7/579ba811fe9e229cc21e48406ddba94a/ocl-icd-2.1.3.tar.gz
Resolving distfiles.pld-linux.org (distfiles.pld-linux.org)... 193.239.45.41
Connecting to distfiles.pld-linux.org (distfiles.pld-linux.org)|193.239.45.41|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 419083 (409K) [application/x-gzip]
Saving to: 'ocl-icd-2.1.3.tar.gz'
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   400K .........                                             100%  335K=0.5s
2014-09-16 11:03:04 (899 KB/s) - 'ocl-icd-2.1.3.tar.gz' saved [419083/419083]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/ocl-icd-2.1.3-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Version: 2.1.3
Release: 1
tag: auto/ti/ocl-icd-2.1.3-1
Searching for tag auto/ti/ocl-icd-2.1.3-1...
Everything up-to-date
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 PATH=/bin:/usr/bin:/usr/sbin:/sbin:/usr/X11R6/bin HOME=/home/users/builder TMPDIR=/home/users/builder/tmp  /bin/sh -e /home/users/builder/tmp/rpm-tmp.50979
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf ocl-icd-2.1.3
Begin-PLD-Builder-Info
Build-Time: user:3.37s sys:1.21s real:11.80s (faults io:1 non-io:144314)
Files queued for ftp:
    424436 ocl-icd-2.1.3-1.src.rpm
       185 ocl-icd-2.1.3-1.src.rpm.uploadinfo
End-PLD-Builder-Info