$ git clone -n https://gitee.com/src-opencloudos-rpms/libsrtp.git /var/lib/mock/dist-oc9-build-60221-16463/root/chroot_tmpdir/scmroot/libsrtp
Cloning into '/var/lib/mock/dist-oc9-build-60221-16463/root/chroot_tmpdir/scmroot/libsrtp'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libsrtp
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cdb34f5 import libsrtp-2.3.0-4.tl4