$ git clone -n https://src.fedoraproject.org/rpms/python-libcst.git /var/lib/mock/f39-build-1706435-41221/root/chroot_tmpdir/scmroot/python-libcst
Cloning into '/var/lib/mock/f39-build-1706435-41221/root/chroot_tmpdir/scmroot/python-libcst'...
$ git fetch origin 883102c0072f87bdbbe81906204f0710dc263733:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-libcst
 * [new ref]         883102c0072f87bdbbe81906204f0710dc263733 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 883102c Update to 0.4.10