$ git clone -n https://gitee.com/fundawang/qt5-qtbase.git /var/lib/mock/dist-an23-build-347145-70352/root/chroot_tmpdir/scmroot/qt5-qtbase
Cloning into '/var/lib/mock/dist-an23-build-347145-70352/root/chroot_tmpdir/scmroot/qt5-qtbase'...
$ git fetch origin 1d52738eeeb2b3ab59dd535b3ea85f1a69ba0fd9:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/qt5-qtbase
 * [new ref]         1d52738eeeb2b3ab59dd535b3ea85f1a69ba0fd9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1d52738 5.15.12