$ git clone -n https://gitee.com/fundawang/pulseaudio.git /var/lib/mock/dist-an23-build-346949-70346/root/chroot_tmpdir/scmroot/pulseaudio
Cloning into '/var/lib/mock/dist-an23-build-346949-70346/root/chroot_tmpdir/scmroot/pulseaudio'...
$ git fetch origin db63f335556d134c57083267c3f2fa81076b4d16:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/pulseaudio
 * [new ref]         db63f335556d134c57083267c3f2fa81076b4d16 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at db63f33 clean