$ git clone -n https://src.fedoraproject.org/rpms/nuspell.git /var/lib/mock/f40-build-773194-126862/root/chroot_tmpdir/scmroot/nuspell
Cloning into '/var/lib/mock/f40-build-773194-126862/root/chroot_tmpdir/scmroot/nuspell'...
$ git fetch origin 63fa6b35ec0d0b4c1f6092d75926d395ed0a59e6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nuspell
 * [new ref]         63fa6b35ec0d0b4c1f6092d75926d395ed0a59e6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 63fa6b3 BR catch2-devel -> catch-devel