$ git clone -n https://src.fedoraproject.org/rpms/ghc-sandi.git /var/lib/mock/f40-build-776930-129159/root/chroot_tmpdir/scmroot/ghc-sandi
Cloning into '/var/lib/mock/f40-build-776930-129159/root/chroot_tmpdir/scmroot/ghc-sandi'...
$ git fetch origin 48a7080f62923f3b72f4adadf42feaf820c3044f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-sandi
 * [new ref]         48a7080f62923f3b72f4adadf42feaf820c3044f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 48a7080 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild