$ git clone -n https://gitee.com/src-opencloudos-rpms/libsrtp.git /var/lib/mock/dist-oc9-build-70515-47442/root/chroot_tmpdir/scmroot/libsrtp
Cloning into '/var/lib/mock/dist-oc9-build-70515-47442/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 09769f8 import libsrtp-2.5-1.tl4