remove unneeded stuff

libcmis.spec

@@ -7,7 +7,6 @@ Group: System Environment/Libraries
 License: GPL+ or LGPLv2+ or MPLv1.1
 URL: http://sourceforge.net/projects/libcmis/
 Source: http://downloads.sourceforge.net/%{name}/%{name}-%{version}.tar.gz
-BuildRoot: %(mktemp -ud %{_tmppath}/%{name}-%{version}-%{release}-XXXXXX)
 
 BuildRequires: boost-devel
 BuildRequires: libcurl-devel
@@ -51,15 +50,10 @@ make %{?_smp_mflags}
 
 
 %install
-rm -rf %{buildroot}
 make install DESTDIR=%{buildroot}
 rm -f %{buildroot}/%{_libdir}/*.la
 
 
-%clean
-rm -rf %{buildroot}
-
-
 %post -p /sbin/ldconfig