$ git clone -n https://src.fedoraproject.org/rpms/sddm.git /var/lib/mock/f40-build-763274-122453/root/chroot_tmpdir/scmroot/sddm
Cloning into '/var/lib/mock/f40-build-763274-122453/root/chroot_tmpdir/scmroot/sddm'...
$ git fetch origin f2a705f048c2e02964bf1b4e89c993ed9af18faa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sddm
 * [new ref]         f2a705f048c2e02964bf1b4e89c993ed9af18faa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f2a705f Update for Qt6 and Plasma 6