$ git clone -n https://src.fedoraproject.org/rpms/qrq.git /var/lib/mock/f41-build-1032111-18543/root/chroot_tmpdir/scmroot/qrq
Cloning into '/var/lib/mock/f41-build-1032111-18543/root/chroot_tmpdir/scmroot/qrq'...
$ git fetch origin 5ebe53892d8b1f05f7ac1ae44929808c9d48369f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qrq
 * [new ref]         5ebe53892d8b1f05f7ac1ae44929808c9d48369f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5ebe538 Eliminate use of obsolete %patchN syntax (#2283636)