$ git clone -n https://src.fedoraproject.org/rpms/ghc9.6.git /var/lib/mock/f40-build-2415310-60564/root/chroot_tmpdir/scmroot/ghc9.6
Cloning into '/var/lib/mock/f40-build-2415310-60564/root/chroot_tmpdir/scmroot/ghc9.6'...
$ git fetch origin 3742d2488a960318b649e36d2684c06ce507f6c7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc9.6
 * [new ref]         3742d2488a960318b649e36d2684c06ce507f6c7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3742d24 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild