$ git clone -n https://src.fedoraproject.org/rpms/libplasma.git /var/lib/mock/f40-build-1572334-24016/root/chroot_tmpdir/scmroot/libplasma
Cloning into '/var/lib/mock/f40-build-1572334-24016/root/chroot_tmpdir/scmroot/libplasma'...
$ git fetch origin d822d591a5315cab62de8e28128067a5ad740b78:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libplasma
 * [new ref]         d822d591a5315cab62de8e28128067a5ad740b78 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d822d59 6.1.2