$ git clone -n https://gitee.com/src-opencloudos-rpms/alsa-lib /var/lib/mock/dist-oc8-build-57826-15781/root/chroot_tmpdir/scmroot/alsa-lib
Cloning into '/var/lib/mock/dist-oc8-build-57826-15781/root/chroot_tmpdir/scmroot/alsa-lib'...
$ git fetch origin oc8:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/alsa-lib
 * [new branch]      oc8        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ea706e3 import alsa-lib-1.2.9-1.tl3