fetch: Fix various issues related to zig fetch --save
#18218
| Job | Run time |
|---|---|
| 2h 56m 50s | |
| 4h 43m 46s | |
| 4h 42m 32s | |
| 1h 51m 50s | |
| 1h 32m 9s | |
| 3h 0m 4s | |
| 1h 42m 23s | |
| 1h 21m 9s | |
| 39m 10s | |
| 46m 51s | |
| 23h 16m 44s |