$ git clone -n https://gitee.com/src-anolis-os/maven.git /var/lib/mock/dist-an8.7-build-271129-64130/root/chroot_tmpdir/scmroot/maven
Cloning into '/var/lib/mock/dist-an8.7-build-271129-64130/root/chroot_tmpdir/scmroot/maven'...
$ git fetch origin 683bd335c6cad0f34b5d6f60d08af58d9b0d5271:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/maven
 * [new ref]         683bd335c6cad0f34b5d6f60d08af58d9b0d5271 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 683bd33 readme: add desc for branch