fix: try to clone after timeout if the directory exists in git_clone function
#420
| Job | Run time |
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| 8m 52s | |
| 6m 58s | |
| 11m 38s | |
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| 16m 13s | |
| 13m 37s | |
| 17m 23s | |
| 12m 22s | |
| 2h 18m 59s |