$ git clone -n https://gitee.com/opencloudos-stream/golang-github-dimchansky-utfbom.git /var/lib/mock/dist-ocs23-epol9-build-232276-19675/root/chroot_tmpdir/scmroot/golang-github-dimchansky-utfbom
Cloning into '/var/lib/mock/dist-ocs23-epol9-build-232276-19675/root/chroot_tmpdir/scmroot/golang-github-dimchansky-utfbom'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/golang-github-dimchansky-utfbom
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b6a6293 update