Comment 2 for bug 1466888

This is easy to confirm:

openxs@ao756:~/git/percona-xtrabackup$ cd /tmp
openxs@ao756:/tmp$ mkdir xb
openxs@ao756:/tmp$ cd xb
openxs@ao756:/tmp/xb$ ~/git/percona-xtrabackup/storage/innobase/xtrabackup/utils/build-rpm.sh
+ set -ue
+ TARGET=
+ TARGET_CFLAGS=
+ TARGET_ARG=
+ SIGN=--sign
+ TEST=no
+ DUMMY=
+ getopt --test
+++ basename /home/openxs/git/percona-xtrabackup/storage/innobase/xtrabackup/utils/build-rpm.sh
++ getopt --options=iKtn --longoptions=i686,nosign,test,dummy --name=build-rpm.sh --
+ go_out=' --'
+ test 0 -eq 0
+ eval set -- --
++ set -- --
+ for arg in '"$@"'
+ case "$arg" in
+ shift
+ break
+ test 0 -eq 0
++ pwd
+ WORKDIR=/tmp/xb
++ echo '*'
+ test 'x*' '!=' 'x*'
++ cd /tmp/xb
++ pwd
+ WORKDIR_ABS=/tmp/xb
+++ dirname /home/openxs/git/percona-xtrabackup/storage/innobase/xtrabackup/utils/build-rpm.sh
++ readlink -f /home/openxs/git/percona-xtrabackup/storage/innobase/xtrabackup/utils/../../../..
+ SOURCEDIR=/home/openxs/git/percona-xtrabackup
+ test -e /home/openxs/git/percona-xtrabackup/XB_VERSION
+ . /home/openxs/git/percona-xtrabackup/XB_VERSION
++ XB_VERSION_MAJOR=2
++ XB_VERSION_MINOR=2
++ XB_VERSION_PATCH=11
++ XB_VERSION_EXTRA=
+ XTRABACKUP_VERSION=2.2.11
++ grep -o 'release [0-9][0-9]*' /etc/redhat-release
++ cut -d ' ' -f 2
grep: /etc/redhat-release: No such file or directory
+ REDHAT_RELEASE=
+ '[' -z '' ']'
++ cd /home/openxs/git/percona-xtrabackup
++ bzr revno
++ cat REVNO
cat: REVNO: No such file or directory
+ REVISION=