fix a deadlock in cargo pgrx install during get_git_hash()
#3810
| Job | Run time |
|---|---|
| 12m 1s | |
| 3m 48s | |
| 8m 53s | |
| 18m 9s | |
| 10m 2s | |
| 17m 48s | |
| 8m 9s | |
| 18m 30s | |
| 7m 2s | |
| 18m 13s | |
| 17m 22s | |
| 18m 10s | |
| 2h 38m 7s |