$ git clone -n https://gitee.com/src-opencloudos-rpms/python-boto3.git /var/lib/mock/dist-oc9-build-49254-14595/root/chroot_tmpdir/scmroot/python-boto3
Cloning into '/var/lib/mock/dist-oc9-build-49254-14595/root/chroot_tmpdir/scmroot/python-boto3'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-boto3
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 700fbb8 import python-boto3-1.26.78-3.tl4