$ git clone -n https://src.fedoraproject.org/rpms/mod_authnz_external.git /var/lib/mock/f40-build-2613554-64073/root/chroot_tmpdir/scmroot/mod_authnz_external
Cloning into '/var/lib/mock/f40-build-2613554-64073/root/chroot_tmpdir/scmroot/mod_authnz_external'...
$ git fetch origin b07c500ea24651c3b79f8f282424601b39ce3c98:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mod_authnz_external
 * [new ref]         b07c500ea24651c3b79f8f282424601b39ce3c98 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b07c500 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild