$ git clone -n https://src.fedoraproject.org/rpms/libime.git /var/lib/mock/f40-build-1239593-22917/root/chroot_tmpdir/scmroot/libime
Cloning into '/var/lib/mock/f40-build-1239593-22917/root/chroot_tmpdir/scmroot/libime'...
$ git fetch origin 947763a67207eb1fe8e74517848033c090b89fbe:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libime
 * [new ref]         947763a67207eb1fe8e74517848033c090b89fbe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 947763a update to upstream release 1.1.8