$ git clone -n https://src.fedoraproject.org/rpms/python-xarray.git /var/lib/mock/f41-build-1230699-22865/root/chroot_tmpdir/scmroot/python-xarray
Cloning into '/var/lib/mock/f41-build-1230699-22865/root/chroot_tmpdir/scmroot/python-xarray'...
$ git fetch origin f24a6d1c9b81ae3355269b39d8b34ddd58b62f03:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-xarray
 * [new ref]         f24a6d1c9b81ae3355269b39d8b34ddd58b62f03 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f24a6d1 Update to latest upstream release, disable a failing test