$ git clone -n https://src.fedoraproject.org/rpms/sdl-decnumber.git /var/lib/mock/f41-build-810626-146831/root/chroot_tmpdir/scmroot/sdl-decnumber
Cloning into '/var/lib/mock/f41-build-810626-146831/root/chroot_tmpdir/scmroot/sdl-decnumber'...
$ git fetch origin ca0a5262fc9d676eca5ad4c65f844a1e055bfbe5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sdl-decnumber
 * [new ref]         ca0a5262fc9d676eca5ad4c65f844a1e055bfbe5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ca0a526 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild