$ git clone -n https://src.fedoraproject.org/rpms/numlockx.git /var/lib/mock/f45-build-19832-556/root/chroot_tmpdir/scmroot/numlockx
Cloning into '/var/lib/mock/f45-build-19832-556/root/chroot_tmpdir/scmroot/numlockx'...
$ git fetch origin 41b1e87e74949fa4ea991d69f47e7884689706fe:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/numlockx
 * [new ref]         41b1e87e74949fa4ea991d69f47e7884689706fe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 41b1e87 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild