$ git clone -n https://src.fedoraproject.org/rpms/sway.git /var/lib/mock/f41-build-side-1-2872267-34343/root/chroot_tmpdir/scmroot/sway
Cloning into '/var/lib/mock/f41-build-side-1-2872267-34343/root/chroot_tmpdir/scmroot/sway'...
$ git fetch origin b9b2986597b287ea34d07815db01c6667b77283f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sway
 * [new ref]         b9b2986597b287ea34d07815db01c6667b77283f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b9b2986 Update to 1.10-rc2