$ git clone -n https://gitee.com/yan1hcdc/qt5-qttools.git /var/lib/mock/dist-an23-build-441357-73164/root/chroot_tmpdir/scmroot/qt5-qttools
Cloning into '/var/lib/mock/dist-an23-build-441357-73164/root/chroot_tmpdir/scmroot/qt5-qttools'...
$ git fetch origin 4d50b144544d603c4ca89c77f9466a62e76969dc:KOJI_FETCH_HEAD
From https://gitee.com/yan1hcdc/qt5-qttools
 * [new ref]         4d50b144544d603c4ca89c77f9466a62e76969dc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4d50b14 add support for riscv build