$ git clone -n https://src.fedoraproject.org/rpms/rust-cssparser.git /var/lib/mock/f40-build-2054091-49096/root/chroot_tmpdir/scmroot/rust-cssparser
Cloning into '/var/lib/mock/f40-build-2054091-49096/root/chroot_tmpdir/scmroot/rust-cssparser'...
$ git fetch origin 5a960f46d56eb9e2a5d4afc46749a79325517bbe:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-cssparser
 * [new ref]         5a960f46d56eb9e2a5d4afc46749a79325517bbe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5a960f4 Update to 0.31.2