--- glusterfs-5.0rc0/configure.ac.orig	2018-09-24 12:44:51.547254900 -0400
+++ glusterfs-5.0rc0/configure.ac	2018-09-24 12:55:49.464254900 -0400
@@ -629,12 +629,14 @@
     *)
       if test -x /usr/bin/python3; then
         PYTHON=/usr/bin/python3
-      else
+      fi
+      if test -x /usr/bin/python2; then
         PYTHON=/usr/bin/python2
       fi
       ;;
   esac
 fi
+
 AM_PATH_PYTHON([2.6],,[:])
 if test -n "${PYTHON}"; then
    have_python=yes
@@ -1688,13 +1690,16 @@
 
 pushd $(dirname $0) &> /dev/null
 if test ! -e python-shebangs; then
-  touch python-shebangs
-  if test "x${PYTHON}" = "x/usr/bin/python2"; then
-    echo "fixing python shebangs..."
-    for f in api events extras geo-replication libglusterfs tests tools xlators; do
-      find $f -type f -exec sed -i 's|/usr/bin/python3|/usr/bin/python2|' {} \;
-    done
-    echo "...done"
+  dnl koji's mock buildSRPMFromSCM subtask run's configure, with
+  if test -n "${PYTHON}"; then
+    touch python-shebangs
+    if test "x${PYTHON}" = "x/usr/bin/python2"; then
+      echo "fixing python shebangs..."
+      for f in api events extras geo-replication libglusterfs tests tools xlators; do
+        find $f -type f -exec sed -i 's|/usr/bin/python3|/usr/bin/python2|' {} \;
+      done
+      echo "...done"
+    fi
   fi
 fi
 popd &> /dev/null