$ git clone -n https://src.fedoraproject.org/rpms/rust-cfonts.git /var/lib/mock/f40-build-779942-130559/root/chroot_tmpdir/scmroot/rust-cfonts
Cloning into '/var/lib/mock/f40-build-779942-130559/root/chroot_tmpdir/scmroot/rust-cfonts'...
$ git fetch origin f6ac25d175c62a0c7c1d6beeb06849526d38de07:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-cfonts
 * [new ref]         f6ac25d175c62a0c7c1d6beeb06849526d38de07 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f6ac25d Update to 1.1.3