From Fedora Project Wiki
Yum vs DNF hook Support
| Hook no | Yum | DNF |
| 1 | config | init |
| 2 | postconfig | init |
| 3 | init | init |
| 4 | predownload | |
| 5 | postdownload | |
| 6 | prereposetup | |
| 7 | postreposetup | sack |
| 8 | exclude | resolved |
| 9 | preresolve | |
| 10 | postresolve | resolved but no re-resolve |
| 11 | pretrans | |
| 12 | postrans | transaction |
| 13 | close | transaction |
| 14 | clean |