$ git clone -n https://src.fedoraproject.org/rpms/buildah.git /var/lib/mock/f41-build-854005-166804/root/chroot_tmpdir/scmroot/buildah
Cloning into '/var/lib/mock/f41-build-854005-166804/root/chroot_tmpdir/scmroot/buildah'...
$ git fetch origin 7fdbf4eccf02c00c8359ab2b3dfc0e699ff48691:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/buildah
 * [new ref]         7fdbf4eccf02c00c8359ab2b3dfc0e699ff48691 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7fdbf4e Update to 1.37.3 upstream release