require /usr/bin/rpmbuild, not rpm-build package

bin/epm-repack

@@ -184,7 +184,7 @@ __epm_repack_to_rpm()
     # install epm-repack for static (package based) dependencies
     assure_exists fakeroot || fatal
     assure_exists alien || fatal
-    assure_exists rpmbuild rpm-build || fatal
+    assure_exists /usr/bin/rpmbuild || fatal
 
     # TODO: improve
     if echo "$pkgs" | grep -q "\.deb" ; then

eepm.spec

@@ -37,7 +37,8 @@ See detailed description here: http://wiki.etersoft.ru/EPM
 Summary: Etersoft EPM package manager (repack requirements)
 Group: System/Configuration/Packaging
 Requires: %name = %EVR
-Requires: fakeroot alien rpm-build dpkg
+Requires: fakeroot alien dpkg
+Requires: /usr/bin/rpmbuild
 
 %description repack
 This package has requirements needed for using epm repack on ALT