$ git clone -n https://src.fedoraproject.org/rpms/varnish-modules.git /var/lib/mock/f40-build-804514-144545/root/chroot_tmpdir/scmroot/varnish-modules
Cloning into '/var/lib/mock/f40-build-804514-144545/root/chroot_tmpdir/scmroot/varnish-modules'...
$ git fetch origin 10488a6706d3014e7a0e554cc71472e5e5eb6441:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/varnish-modules
 * [new ref]         10488a6706d3014e7a0e554cc71472e5e5eb6441 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 10488a6 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild