$ git clone -n https://gitee.com/src-opencloudos-rpms/qt5-qttools.git /var/lib/mock/dist-oc8-build-80984-54441/root/chroot_tmpdir/scmroot/qt5-qttools
Cloning into '/var/lib/mock/dist-oc8-build-80984-54441/root/chroot_tmpdir/scmroot/qt5-qttools'...
$ git fetch origin e8e6a27a3f485b8c6ad45aa13fa5aa691d022a52:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/qt5-qttools
 * [new ref]         e8e6a27a3f485b8c6ad45aa13fa5aa691d022a52 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e8e6a27 import qt5-qttools-5.15.3-6.tl3.1