$ git clone -n https://gitee.com/newstart-gdlc/qt5-qtcharts.git /var/lib/mock/dist-an23-dde-build-528633-79928/root/chroot_tmpdir/scmroot/qt5-qtcharts
Cloning into '/var/lib/mock/dist-an23-dde-build-528633-79928/root/chroot_tmpdir/scmroot/qt5-qtcharts'...
$ git fetch origin 77f368bc5afb6656e75cbc95f0314a03d2ec3d25:KOJI_FETCH_HEAD
From https://gitee.com/newstart-gdlc/qt5-qtcharts
 * [new ref]         77f368bc5afb6656e75cbc95f0314a03d2ec3d25 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 77f368b Init upstream from 5.15.1