$ git clone -n https://gitee.com/opencloudos-stream/alertmanager.git /var/lib/mock/dist-ocs23-build-157881-10015/root/chroot_tmpdir/scmroot/alertmanager
Cloning into '/var/lib/mock/dist-ocs23-build-157881-10015/root/chroot_tmpdir/scmroot/alertmanager'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/alertmanager
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8c47e67 !2 add support for loongarch64 Merge pull request !2 from dpd/master