Here are some:
2023-01-18 61% against https://www.ipsos.com/fr-fr/reforme-des-retraites-la-majorit...
2023-02-02, 64% against https://www.ipsos.com/fr-fr/lopposition-au-projet-de-reforme...
2023-04-05 68% against https://harris-interactive.fr/opinion_polls/observatoire-de-...