hello
Now you can access the https://github.com/BANKA2017/test-private-repo1/commit/ebb63c0e692621f9a65e118f1bf1d9d3dec708f9 or https://github.com/BANKA2017/test-private-repo1/commit/ebb63c0 to find the flag, although the original commit was from a private repo https://github.com/kdnetwork/test-private-repo2/commit/ebb63c0e692621f9a65e118f1bf1d9d3dec708f9
Thanks https://trufflesecurity.com/blog/anyone-can-access-deleted-and-private-repo-data-github