$ git clone -n http://fedora.riscv.rocks:3000/rpms/vtk.git /var/lib/mock/f42-build-862980-171285/root/chroot_tmpdir/scmroot/vtk
Cloning into '/var/lib/mock/f42-build-862980-171285/root/chroot_tmpdir/scmroot/vtk'...
$ git fetch origin 7bb4309b4cad0e60c98022b1d64737f02e990f2f:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/vtk
 * [new ref]         7bb4309b4cad0e60c98022b1d64737f02e990f2f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7bb4309 Merge remote-tracking branch 'up/main' into main-riscv64