$ git clone -n https://src.fedoraproject.org/rpms/plasma-workspace.git /var/lib/mock/f40-build-2531797-61830/root/chroot_tmpdir/scmroot/plasma-workspace
Cloning into '/var/lib/mock/f40-build-2531797-61830/root/chroot_tmpdir/scmroot/plasma-workspace'...
$ git fetch origin ec6ac74a56e8a93b30a0e54987c7520e5d05ff62:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plasma-workspace
 * [new ref]         ec6ac74a56e8a93b30a0e54987c7520e5d05ff62 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ec6ac74 Patch qtpaths binary name, avoids abort on first login