$ git clone -n https://src.fedoraproject.org/rpms/ghc-base-unicode-symbols.git /var/lib/mock/f40-build-775933-128521/root/chroot_tmpdir/scmroot/ghc-base-unicode-symbols
Cloning into '/var/lib/mock/f40-build-775933-128521/root/chroot_tmpdir/scmroot/ghc-base-unicode-symbols'...
$ git fetch origin 070b321f0f3905f7ec37167c0c701231c9fddca1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-base-unicode-symbols
 * [new ref]         070b321f0f3905f7ec37167c0c701231c9fddca1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 070b321 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild