Thanks for your answer.
I already tried the BFG Repo Cleaner, but while running it craches with
this Exception :
It looks like one commit is bigger than the 5 mb cache limit.
I do have a look at the grafts / filter-branch functionality.
You received this message because you are subscribed to the Google Groups "Git
for human beings" group.
To unsubscribe from this group and stop receiving emails from it, send an email
For more options, visit https://groups.google.com/groups/opt_out.