$ git clone -n https://src.fedoraproject.org/rpms/python-gstreamer1.git /var/lib/mock/f38-build-729918-101936/root/chroot_tmpdir/scmroot/python-gstreamer1
Cloning into '/var/lib/mock/f38-build-729918-101936/root/chroot_tmpdir/scmroot/python-gstreamer1'...
$ git fetch origin dfd90803526349188784a051054cd00b8cadae28:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-gstreamer1
 * [new ref]         dfd90803526349188784a051054cd00b8cadae28 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dfd9080 Update to 1.22.5