$ git clone -n https://src.fedoraproject.org/rpms/python-flake8.git /var/lib/mock/f39-build-1498800-34734/root/chroot_tmpdir/scmroot/python-flake8
Cloning into '/var/lib/mock/f39-build-1498800-34734/root/chroot_tmpdir/scmroot/python-flake8'...
$ git fetch origin cb405bf747b4a9e65555f477c9e99a05d379e865:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-flake8
 * [new ref]         cb405bf747b4a9e65555f477c9e99a05d379e865 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cb405bf Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild