$ git clone -n https://src.fedoraproject.org/rpms/ghc-haddock-library.git /var/lib/mock/f40-build-776050-128585/root/chroot_tmpdir/scmroot/ghc-haddock-library
Cloning into '/var/lib/mock/f40-build-776050-128585/root/chroot_tmpdir/scmroot/ghc-haddock-library'...
$ git fetch origin 47fd64f0457858a268264f3f38ab0eec86f2f176:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-haddock-library
 * [new ref]         47fd64f0457858a268264f3f38ab0eec86f2f176 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 47fd64f Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild