$ git clone -n https://src.fedoraproject.org/rpms/python-contourpy.git /var/lib/mock/f40-build-731347-103859/root/chroot_tmpdir/scmroot/python-contourpy
Cloning into '/var/lib/mock/f40-build-731347-103859/root/chroot_tmpdir/scmroot/python-contourpy'...
$ git fetch origin 2fd1ce7d5b7ee20f58cbe2458aa903687723c78f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-contourpy
 * [new ref]         2fd1ce7d5b7ee20f58cbe2458aa903687723c78f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2fd1ce7 Update to latest version (#2239243)