$ git clone -n https://src.fedoraproject.org/rpms/plasma-workspace.git /var/lib/mock/f41-build-side-1-2753498-31224/root/chroot_tmpdir/scmroot/plasma-workspace
Cloning into '/var/lib/mock/f41-build-side-1-2753498-31224/root/chroot_tmpdir/scmroot/plasma-workspace'...
$ git fetch origin c79bc24f3d0b825abbd724be6c78a950ad416c63:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plasma-workspace
 * [new ref]         c79bc24f3d0b825abbd724be6c78a950ad416c63 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c79bc24 Add missing dependency on xsetroot