$ git clone -n https://src.fedoraproject.org/rpms/qt5-qtcharts.git /var/lib/mock/f45-build-34003-676/root/chroot_tmpdir/scmroot/qt5-qtcharts
Cloning into '/var/lib/mock/f45-build-34003-676/root/chroot_tmpdir/scmroot/qt5-qtcharts'...
$ git fetch origin 822553579d3ca1a19fb3364bb59ad1ebb29b01f0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt5-qtcharts
 * [new ref]         822553579d3ca1a19fb3364bb59ad1ebb29b01f0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8225535 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild