$ git clone -n https://gitee.com/src-opencloudos-rpms/qt5-qtbase.git /var/lib/mock/dist-oc8-build-74007-49494/root/chroot_tmpdir/scmroot/qt5-qtbase
Cloning into '/var/lib/mock/dist-oc8-build-74007-49494/root/chroot_tmpdir/scmroot/qt5-qtbase'...
$ git fetch origin 79be4937d410e9b04fcf64d25fd1e5ad93185b85:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/qt5-qtbase
 * [new ref]         79be4937d410e9b04fcf64d25fd1e5ad93185b85 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 79be493 import qt5-qtbase-5.15.3-7.tl3