diff --git a/scripts/srpm/vendor-rs.sh b/scripts/srpm/vendor-rs.sh
index d8785651c..5690b950d 100755
--- a/scripts/srpm/vendor-rs.sh
+++ b/scripts/srpm/vendor-rs.sh
@@ -19,9 +19,31 @@ set -e
 
 # rust
 rm -rf vendor-rs
+
 # the dest path here needs to stay synced up with the path in lock2spec.py
-cargo vendor-filterer --platform=x86_64-unknown-linux-gnu vendor-rs/vendor &> /dev/null
-python3 scripts/srpm/lock2spec.py --vendor_all
-tar czf vendor-rs-${1}.tar.gz -C vendor-rs .
+vendor_dest=vendor-rs/vendor
+
+id=$(. /etc/os-release && echo $ID)
+
+case $id in
+  fedora)
+    echo "fedora: vendoring packages"
+    mkdir -p ${vendor_dest}
+    cp -r /usr/share/cargo/registry ${vendor_dest}
+    ;;
+
+  ubuntu)
+    echo "ubuntu: vendoring crates.io"
+    cargo vendor-filterer --platform=x86_64-unknown-linux-gnu ${vendor_dest} &> /dev/null
+    python3 scripts/srpm/lock2spec.py --vendor_all
+    ;;
+
+  *)
+    echo "error: $id is an unsupported build platform"
+    ;;
+esac
+
 
+vendor_root=$(dirname ${vendor_dest})
+tar czf vendor-rs-${1}.tar.gz -C ${vendor_root} .
 du -sh vendor-rs-${1}.tar.gz