$ git clone -n https://src.fedoraproject.org/rpms/xfwm4-themes.git /var/lib/mock/f40-build-2045853-48817/root/chroot_tmpdir/scmroot/xfwm4-themes
Cloning into '/var/lib/mock/f40-build-2045853-48817/root/chroot_tmpdir/scmroot/xfwm4-themes'...
$ git fetch origin b713b558a0c6f72b0aa8e30cbee1a55d76f1fc45:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xfwm4-themes
 * [new ref]         b713b558a0c6f72b0aa8e30cbee1a55d76f1fc45 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b713b55 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild