$ git clone -n https://src.fedoraproject.org/rpms/fwupd-efi.git /var/lib/mock/f41-build-844979-162652/root/chroot_tmpdir/scmroot/fwupd-efi
Cloning into '/var/lib/mock/f41-build-844979-162652/root/chroot_tmpdir/scmroot/fwupd-efi'...
$ git fetch origin 9743bf681cabf8baf0e4736bb295d3f68c0a6090:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fwupd-efi
 * [new ref]         9743bf681cabf8baf0e4736bb295d3f68c0a6090 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9743bf6 New upstream release