Use -bd to discover generated build-deps

action.yaml

@@ -18,8 +18,17 @@ runs:
         SPECFILE=$([ "${{ inputs.specfile }}" ] && echo -n "${{ inputs.specfile }}" || echo -n $([ $(ls -1 *.spec 2>/dev/null| wc -l) -eq 1 ] && echo -n "$(ls -1 *.spec)"))
         [ "$SPECFILE" == "" ] && exit 1
         echo install_weak_deps=false >> /etc/dnf/dnf.conf
-        microdnf builddep -y $SPECFILE
+        echo Downloading source archive
         spectool -g $SPECFILE
+        microdnf builddep -y $SPECFILE
+        echo Checking for missing builddeps
+        counter=1
+        until rpmbuild --define "_sourcedir $PWD" --define "_topdir $PWD" -bd $SPECFILE || [ $counter -gt 5 ]; do
+          echo Installing missing builddeps round $counter
+          microdnf builddep -y SRPMS/$(rpmspec -q --srpm --qf '%{nevr}' $SPECFILE).buildreqs.nosrc.rpm
+          ((counter++))
+        done
+        echo Building rpm and srpm
         rpmbuild --define "_sourcedir $PWD" --define "_topdir $PWD" -ba $SPECFILE
         echo "Built $SPECFILE"
 branding: