$ git clone -n https://gitee.com/newstart-gdlc/qt5-qtcharts.git /var/lib/mock/dist-an23-dde-build-529358-79928/root/chroot_tmpdir/scmroot/qt5-qtcharts
Cloning into '/var/lib/mock/dist-an23-dde-build-529358-79928/root/chroot_tmpdir/scmroot/qt5-qtcharts'...
$ git fetch origin 8f943372cfc961e1a32719e9e52ee296263cec46:KOJI_FETCH_HEAD
From https://gitee.com/newstart-gdlc/qt5-qtcharts
 * [new ref]         8f943372cfc961e1a32719e9e52ee296263cec46 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8f94337 Init upstream from 5.15.1