$ git clone -n https://src.fedoraproject.org/rpms/deepin-qt5integration.git /var/lib/mock/f40-build-2693043-68287/root/chroot_tmpdir/scmroot/deepin-qt5integration
Cloning into '/var/lib/mock/f40-build-2693043-68287/root/chroot_tmpdir/scmroot/deepin-qt5integration'...
$ git fetch origin f58198458b393a2651db4ada457e0dc1c4c2c02d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/deepin-qt5integration
 * [new ref]         f58198458b393a2651db4ada457e0dc1c4c2c02d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f581984 Rebuild (qt5)