$ git clone -n https://src.fedoraproject.org/rpms/python-nitime.git /var/lib/mock/f39-build-1619939-38676/root/chroot_tmpdir/scmroot/python-nitime
Cloning into '/var/lib/mock/f39-build-1619939-38676/root/chroot_tmpdir/scmroot/python-nitime'...
$ git fetch origin ff5a6a2dc1dc7b4cddc5c6803e05557d7b91ddb4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-nitime
 * [new ref]         ff5a6a2dc1dc7b4cddc5c6803e05557d7b91ddb4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ff5a6a2 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild