$ git clone -n https://src.fedoraproject.org/rpms/ghc-atomic-write.git /var/lib/mock/f40-build-776924-129159/root/chroot_tmpdir/scmroot/ghc-atomic-write
Cloning into '/var/lib/mock/f40-build-776924-129159/root/chroot_tmpdir/scmroot/ghc-atomic-write'...
$ git fetch origin 556433b4156e92fd27487afa31dd5d7410058d65:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-atomic-write
 * [new ref]         556433b4156e92fd27487afa31dd5d7410058d65 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 556433b Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild