$ git clone -n https://gitee.com/lizhao2025/tang.git /var/lib/mock/dist-an23-build-501015-74764/root/chroot_tmpdir/scmroot/tang
Cloning into '/var/lib/mock/dist-an23-build-501015-74764/root/chroot_tmpdir/scmroot/tang'...
$ git fetch origin 6fc319bf21ba8e32c959ccbfe500a1c20563c453:KOJI_FETCH_HEAD
From https://gitee.com/lizhao2025/tang
 * [new ref]         6fc319bf21ba8e32c959ccbfe500a1c20563c453 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6fc319b Update code from upstream