$ git clone -n https://gitee.com/src-opencloudos-rpms/webkit2gtk3.git /var/lib/mock/dist-oc8-build-230971-81538/root/chroot_tmpdir/scmroot/webkit2gtk3
Cloning into '/var/lib/mock/dist-oc8-build-230971-81538/root/chroot_tmpdir/scmroot/webkit2gtk3'...
$ git fetch origin b1503831998696dc09f82927fbf9cb481b6ca1b6:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/webkit2gtk3
 * [new ref]         b1503831998696dc09f82927fbf9cb481b6ca1b6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b150383 import webkit2gtk3-2.50.3-1.tl3