$ git clone -n https://src.fedoraproject.org/rpms/Mayavi.git /var/lib/mock/f38-build-719178-96823/root/chroot_tmpdir/scmroot/Mayavi
Cloning into '/var/lib/mock/f38-build-719178-96823/root/chroot_tmpdir/scmroot/Mayavi'...
$ git fetch origin f7b408775918f090241a083b03916f9536f7973a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/Mayavi
 * [new ref]         f7b408775918f090241a083b03916f9536f7973a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f7b4087 Add upstream patch to fix build with Python 3.11 (FTBFS bz#2171427)