$ git clone -n https://src.fedoraproject.org/rpms/c++-gtk-utils.git /var/lib/mock/f40-build-1476634-23795/root/chroot_tmpdir/scmroot/c++-gtk-utils
Cloning into '/var/lib/mock/f40-build-1476634-23795/root/chroot_tmpdir/scmroot/c++-gtk-utils'...
$ git fetch origin 8e0db6dc3e782dfd541d4501f730780abbf64e6d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/c++-gtk-utils
 * [new ref]         8e0db6dc3e782dfd541d4501f730780abbf64e6d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8e0db6d Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild