$ git clone -n https://src.fedoraproject.org/rpms/ghc-unix-compat.git /var/lib/mock/f40-build-2695899-69490/root/chroot_tmpdir/scmroot/ghc-unix-compat
Cloning into '/var/lib/mock/f40-build-2695899-69490/root/chroot_tmpdir/scmroot/ghc-unix-compat'...
$ git fetch origin 1e7d046639d5185418bf0748b9911e9c4087b5b1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-unix-compat
 * [new ref]         1e7d046639d5185418bf0748b9911e9c4087b5b1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1e7d046 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild