$ git clone -n https://src.fedoraproject.org/rpms/xorg-x11-drv-vmware.git /var/lib/mock/f41-build-857497-168118/root/chroot_tmpdir/scmroot/xorg-x11-drv-vmware
Cloning into '/var/lib/mock/f41-build-857497-168118/root/chroot_tmpdir/scmroot/xorg-x11-drv-vmware'...
$ git fetch origin 5256311cd7c60bc6e7c398bad2050188828c6a22:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xorg-x11-drv-vmware
 * [new ref]         5256311cd7c60bc6e7c398bad2050188828c6a22 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5256311 Clean up SPEC file