$ git clone -n https://src.fedoraproject.org/rpms/lua-timerwheel.git /var/lib/mock/f45-build-17702-503/root/chroot_tmpdir/scmroot/lua-timerwheel
Cloning into '/var/lib/mock/f45-build-17702-503/root/chroot_tmpdir/scmroot/lua-timerwheel'...
$ git fetch origin 9471bf4bc26f66e9d0a0a00bea18cfc083e05056:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lua-timerwheel
 * [new ref]         9471bf4bc26f66e9d0a0a00bea18cfc083e05056 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9471bf4 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild