diff --git a/setup-local-repo.sh b/setup-local-repo.sh
index 6f3cd4e..f465c63 100755
--- a/setup-local-repo.sh
+++ b/setup-local-repo.sh
@@ -19,13 +19,23 @@ location = ${PWD}/repos/x-portage
 auto-sync = no
 EOF
 
+find repos/x-portage \
+    -mindepth 1 \
+    -maxdepth 1 \
+    -type d \
+    -not -name metadata \
+    -not -name profiles \
+    | xargs rm -rfv
+
 for patch in patches/ebuilds/*/*/*.patch; do
     [ -f "${patch}" ] || continue
     cp=${patch#patches/ebuilds/}
     cp=${cp%/*.patch}
     printf 'Applying patch %s for %s ...\n' "${patch##*/}" "${cp}"
-    mkdir -p repos/x-portage/${cp}
-    cp -r /var/db/repos/gentoo/${cp}/. repos/x-portage/${cp}
+    if [ ! -d repos/x-portage/${cp} ]; then
+        mkdir -p repos/x-portage/${cp}
+        cp -r /var/db/repos/gentoo/${cp}/. repos/x-portage/${cp}
+    fi
     for f in repos/x-portage/${cp}/*.ebuild; do
         patch "${f}" "${patch}"
         ebuild "${f}" digest