$ git clone -n https://gitee.com/opencloudos-stream/ghc-iso8601-time.git /var/lib/mock/dist-oc9-epol-build-83098-57169/root/chroot_tmpdir/scmroot/ghc-iso8601-time
Cloning into '/var/lib/mock/dist-oc9-epol-build-83098-57169/root/chroot_tmpdir/scmroot/ghc-iso8601-time'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/ghc-iso8601-time
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c9487b1 package init