$ git clone -n https://gitee.com/fundawang/qt5-qtbase.git /var/lib/mock/dist-an23-build-354049-71027/root/chroot_tmpdir/scmroot/qt5-qtbase
Cloning into '/var/lib/mock/dist-an23-build-354049-71027/root/chroot_tmpdir/scmroot/qt5-qtbase'...
$ git fetch origin 87b9dc80f21d0c6bca0757d9563c4c93f8936819:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/qt5-qtbase
 * [new ref]         87b9dc80f21d0c6bca0757d9563c4c93f8936819 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 87b9dc8 5.15.12