$ git clone -n https://src.fedoraproject.org/rpms/pulseaudio-qt.git /var/lib/mock/f39-build-2175913-51072/root/chroot_tmpdir/scmroot/pulseaudio-qt
Cloning into '/var/lib/mock/f39-build-2175913-51072/root/chroot_tmpdir/scmroot/pulseaudio-qt'...
$ git fetch origin 7d48a7ea14c1d56388302d0db344b175096a7c23:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pulseaudio-qt
 * [new ref]         7d48a7ea14c1d56388302d0db344b175096a7c23 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7d48a7e Reverted last commit