$ git clone -n https://src.fedoraproject.org/rpms/ghc-old-locale.git /var/lib/mock/f40-build-776134-128641/root/chroot_tmpdir/scmroot/ghc-old-locale
Cloning into '/var/lib/mock/f40-build-776134-128641/root/chroot_tmpdir/scmroot/ghc-old-locale'...
$ git fetch origin 378a67e98026ca02662933a3abb116f6456e4bce:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-old-locale
 * [new ref]         378a67e98026ca02662933a3abb116f6456e4bce -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 378a67e Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild