$ git clone -n https://gitee.com/xzyang-anolis/deepin-screensaver.git /var/lib/mock/dist-an23-dde-build-344629-70085/root/chroot_tmpdir/scmroot/deepin-screensaver
Cloning into '/var/lib/mock/dist-an23-dde-build-344629-70085/root/chroot_tmpdir/scmroot/deepin-screensaver'...
$ git fetch origin ab670faf5414f8cc86308f4ba5a810ad9f773712:KOJI_FETCH_HEAD
From https://gitee.com/xzyang-anolis/deepin-screensaver
 * [new ref]         ab670faf5414f8cc86308f4ba5a810ad9f773712 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ab670fa Update Requires