Give the git a commmiter's name

perl-Imager.spec

@@ -53,6 +53,8 @@ Summary: perl-Imager's Test module
 %setup -q -n Imager-%{version}
 git init-db .
 git add .
+git config user.email 'rpmbuild@localhost'
+git config user.name 'rpmbuild'
 git commit -m 'original'
 git am < '%PATCH0'