$ git clone -n https://src.fedoraproject.org/rpms/rust-gufo-common.git /var/lib/mock/f45-build-42205-791/root/chroot_tmpdir/scmroot/rust-gufo-common
Cloning into '/var/lib/mock/f45-build-42205-791/root/chroot_tmpdir/scmroot/rust-gufo-common'...
$ git fetch origin 566d83d401959f589e82d5ee860573ed44c47deb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gufo-common
 * [new ref]         566d83d401959f589e82d5ee860573ed44c47deb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 566d83d Update to version 2.0.0; Fixes RHBZ#2529499