$ git clone -n https://gitee.com/kanghou-silver/coreutils.git /var/lib/mock/dist-an8.7-build-277940-64361/root/chroot_tmpdir/scmroot/coreutils
Cloning into '/var/lib/mock/dist-an8.7-build-277940-64361/root/chroot_tmpdir/scmroot/coreutils'...
$ git fetch origin 6fb6e213dd350a6fb54309b1e254466a70b8fd96:KOJI_FETCH_HEAD
From https://gitee.com/kanghou-silver/coreutils
 * [new ref]         6fb6e213dd350a6fb54309b1e254466a70b8fd96 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6fb6e21 Add sw64