$ git clone -n https://src.fedoraproject.org/rpms/plasma-sdk.git /var/lib/mock/f38-build-side-42-init-devel-686999-26759/root/chroot_tmpdir/scmroot/plasma-sdk
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-686999-26759/root/chroot_tmpdir/scmroot/plasma-sdk'...
$ git fetch origin 5f463600c60a64c22b63cae26124e81408641ae4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plasma-sdk
 * [new ref]         5f463600c60a64c22b63cae26124e81408641ae4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5f46360 5.27.4