$ git clone -n https://src.fedoraproject.org/rpms/contour-terminal.git /var/lib/mock/f40-build-1945506-25181/root/chroot_tmpdir/scmroot/contour-terminal
Cloning into '/var/lib/mock/f40-build-1945506-25181/root/chroot_tmpdir/scmroot/contour-terminal'...
$ git fetch origin fd11981da01c590184ec1ae1645ce7a46b3236ab:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/contour-terminal
 * [new ref]         fd11981da01c590184ec1ae1645ce7a46b3236ab -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fd11981 bump to the latest commit