re6stnet: fix backup cron

software/re6stnet/software.cfg

@@ -60,6 +60,7 @@ template =
   h=`sqlite3 "$2" .dump |git hash-object --stdin -w`
   git update-index --add --cacheinfo 0644 "$h" registry.sql
   git diff --cached --quiet || GIT_WORK_TREE=$PWD GIT_DIR=$PWD git \
+    -c user.name="$${0##*/}" -c user.email="$USER@`hostname`" \
     -c gc.auto=100 -c gc.autoDetach=false commit --allow-empty-message -qm ''
   [ ! "$3" ] || git push --mirror "$3"
 context =