mysqldump \
  --single-transaction \
  --no-data \
  --databases \
  --host somehost \
  --user=$MYSQL_USER \
  --password=$MYSQL_PASS \
  db1 db2 > ./schema/db.sql

ERROR 1064 (42000) at line 637: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '*/' at line 1