$ git clone -n https://src.fedoraproject.org/rpms/libvterm.git /var/lib/mock/f40-build-2211197-52200/root/chroot_tmpdir/scmroot/libvterm
Cloning into '/var/lib/mock/f40-build-2211197-52200/root/chroot_tmpdir/scmroot/libvterm'...
$ git fetch origin 71eb3a5dcc428f0fab132a273ff899f7d7365b69:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libvterm
 * [new ref]         71eb3a5dcc428f0fab132a273ff899f7d7365b69 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 71eb3a5 Update to 0.3.3