$ git clone -n https://src.fedoraproject.org/rpms/ns-tiza-chalk-fonts.git /var/lib/mock/f45-build-19797-555/root/chroot_tmpdir/scmroot/ns-tiza-chalk-fonts
Cloning into '/var/lib/mock/f45-build-19797-555/root/chroot_tmpdir/scmroot/ns-tiza-chalk-fonts'...
$ git fetch origin eb9e67bb6e9f2db4c3bcc9db1a2db747184fe2e2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ns-tiza-chalk-fonts
 * [new ref]         eb9e67bb6e9f2db4c3bcc9db1a2db747184fe2e2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eb9e67b Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild